How do you add integers with different signs?

Answers

Answer 1

Answer: It's a simple process, all you do is just imagine it as money. Say you owe someone $10, which would be -10, an you give them $4, which is +4. You would still owe them $6, so your final answer would be -6.


Related Questions

PLEASE HELP ME!!!!!
This is due tomorrow and I am struggling. I don’t understand anything my math teacher teaches. I’m online cause I don’t like going to school and Im trying to make the best of it. I never thought this year I would have a math teacher like this. Last year my math teacher was such a good teacher. I passed every test in her class it was a piece of cake. But this year I’m not so lucky. So I’m asking if anyone can HELP ME PLEASE!!!! Oh and as a reminder there’s two math problems. U going to have to click it cause it’s an photo.

Answers

Step-by-step explanation:

2.

(2 + √3)(2 - √3)

x² - y² = (x + y)(x - y)x = 2, y= √3x² = 2² = 4y² = √3² = 3(2 + √3)(2 - √3) = 4 - 3 = 1

3.

(6 + √5)/(6 - √5)

Multiply both numerator and denominator by (6 + √5) to simplify(6 - √5) ((6 + √5) = 6² - √5² = 36 - 5 = 31(6 + √5)/(6 +√5) = 6² + 2*6*√5 + √5² = 36 + 12√5 + 5 = 41 + 12√5(6 + √5)/(6 - √5)  = (41 + 12√5)/31

What is 4 1/3 times 4 1/2

Answers

Answer:

19 1/2

Step-by-step explanation:

4 1/3 = 13/3

4 1/2 = 9/2

13/3 x 9/2

13/1 x 3/2 ( 3 goes into nine so i simplified)

13 x 3/1 x 2 = 39/2 = 19 1/2

Two hot air balloons are traveling along the same path away from a town,
beginning from different locations at the same time. Henry's balloon begins
30 miles from the town and is 48 miles from the town after 2 hours. The
distance of Tasha's balloon from the town is represented by the function y =
8x+ 20.
Which balloon was farther from the town at the beginning, and which traveled
more quickly?
A. Henry's balloon was farther from the town at the beginning, and it
traveled more quickly.
O B. Henry's balloon was farther from the town at the beginning, but
Tasha's balloon traveled more quickly.
O C. Tasha's balloon was farther from the town at the beginning, and it
traveled more quickly
D. Tasha's balloon was farther from the town at the beginning, but
Henry's balloon traveled more quickly.

Answers

Answer:

it si this

Step-by-step explanation:

Simplifying

4y + -10 = 5 + -1y

Reorder the terms:

-10 + 4y = 5 + -1y

Solving

-10 + 4y = 5 + -1y

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add 'y' to each side of the equation.

-10 + 4y + y = 5 + -1y + y

Combine like terms: 4y + y = 5y

-10 + 5y = 5 + -1y + y

Combine like terms: -1y + y = 0

-10 + 5y = 5 + 0

-10 + 5y = 5

Add '10' to each side of the equation.

-10 + 10 + 5y = 5 + 10

Combine like terms: -10 + 10 = 0

0 + 5y = 5 + 10

5y = 5 + 10

Combine like terms: 5 + 10 = 15

5y = 15

Divide each side by '5'.

y = 3

Simplifying

y = 3

Answer: A.

Step-by-step explanation: Henrys balloon was farther from the town at the beginning, and it traveled more quickly

I got this right so don't let anyone tell you different  

PLS HELP WITH ALGEBRA QUESTION ON MATRICES. WILL GIVE BRAINLIEST

Answers

Answer:

Step-by-step explanation:

I think A but for sure on C and D. Good luck

Which compound inequality could be represented by the graph?
A. –4 ≤ x ≤ 4.
B. –2 ≤ x ≤ –1.
C. x ≤ –1 or x ≥ 0
D. x ≤ 3 or x ≥ –1.

Answers

Answer:

x ≤ 3 or x ≥ –1

Step-by-step explanation

(D) the answer is on edg 2020!

Answer:

D

Step-by-step explanation:

Delilah does 184 jumping jacks in 4 minutes. She does her jumping jacks at a constant rate. How many jumping jacks can Delilah do per minute?

Answers

Answer:

414829.243 jumping jacks/minute

Step-by-step explanation:

Divide the total number of jumping jacks done by the total time.

[tex]\frac{184184184}{444} =414829.243[/tex]

Answer:

46

Step-by-step explanation:

Jim earns 3% commission every month on his total sales. This month, his total sales were $620,000. How much commission did Jim earn?
Group of answer choices

A-$18,600

B-$20,600

C-$206,000

D-$186,000

Answers

answer is A. $18,600 because $620,000 × 3% = $18,600

pretty sure its A.

Brainliest?... thx

please hurry i need help asap!!!!!

Answers

Answer:

the answer is 4/1 (rise over run)

Step-by-step explanation:

Dillon and Samantha work at two different grocery stores. Dillon made $41.50 for working 5 hours and Samantha made $50.40 for 6 hours. Who makes more money per hour?

Answers

Answer:

Samantha makes more

Step-by-step explanation:

Dillon

41.50/5 would = $8.3 an hr

Samantha

50.40/6 would =$8.4 an hr

Answer:

Samantha made more money per hour :)

D= $8.30 per hour

S= $8.40 per hour

Step-by-step explanation:

2/3(-2)+4
2/3(-1)+4
2/3(0)+4
2/3(1)+4
2/3(2)+4
SOLVE PLEASE!!

Answers

Answer:

how do u want meto read it?

Step-by-step explanation:

20. If g(x) = x^3+9/3x evaluate g(-3)​

Answers

Answer:

2

Step-by-step explanation:

-3^3+9/3*-3= 2 ypu have tu substitute the x by -3 always.

Will the answer to this expression be POSITIVE or NEGATIVE?

- 100 - (- 98)

Answers

Answer:

-100-(-98)=-100+98=-2 then negative

negitive

the answer is -2 :)

A toy cannon ball is launch from a cannon on top of a platform the equation h(t)= -5t + 14t + 2 gives the height h, in meter, of the ball t seconds after it is launched.

A) determine if the ball reaches a height of 14 meters. explain your answer.

B) how long is the ball in the air?

Answers

B is your answer to the question

How can you use x- and y- intercepts to graph an equation

Answers

Answer:

Since two points determine any line, we can graph lines using the x- and y-intercepts. To find the x-intercept, set y = 0 and solve for x. To find the y-intercept, set x = 0 and solve for y. This method of finding x- and y-intercepts will be used throughout our study of algebra because it works for any equation.

Please mark brainliest :)

- 7x - 50 - 2. This is my question.

Answers

Answer:

-7x-52

Step-by-step explanation:

This is the answer I got after solving it, so it should be correct unless I didnt answer the question in the right format.

Answer my math question I asked so many times I lost most of points by

Answers

Answer:

a = 1

b = -6

c = 14

y-intercept = (0,14)

Line of symmetry calculation: x = -(-6)/(2*1) = 6/2

Line of symmetry: x=3

Opens up

Min

Vertex (3,5)

Domain: -∞ < x < ∞

Step-by-step explanation:

A) Side measures of the triangle are given. Apply the Pythagorean Inequality to
classify each triangle as Acute, Obtuse or Right triangle.
1) 15 yd ; 8 yd ; 17 yd
2) 10 in ; 9 in; 5 in
3) 18 ft; 11 ft; 14 ft
4) 17 yd; 13 yd ; 20 yd
Pls solve all it due soon plsssssssssss

Answers

Answer:

1 obtuse

2 acute and

3 acute and

4 obtuse  

Step-by-step explanation:

Please help me?? Solve for x

Answers

x= 10

This is because 180-95= 85 which would make 8x+5= 85

Subtract 5 from both sides and get 8x=80

Then, divide 8 from both sides and get x=10

Step-by-step explanation:

95+8x+5=180

100+8x=180

8x=80

X=80/8

x=10

In a carnival drawing, a green ticket wins $1, a yellow ticket wins $5, and a blue ticket wins $10. There are 100 green tickets, 25 yellow tickets and 5 blue tickets. In simplest form, what are the odds in favor of winning $5 or more?

A. ) 1:4
B. ) 1:5
C. ) 1:25
D. ) 3:10

Answers

Answer:

D) 3:10

Step-by-step explanation:

Well only blues and yellows are at least $5. there are 25 yellows and 5 blues and if you add them together there's 30 in total. Now compare that 30 to 100 and you have 30:100. In the simplest form you have to divide both sides by 10 and it becomes 3:10.

Find the value of y​

Answers

Answer:

69 degrees

Step-by-step explanation:

The triangles are congruent because one of the angles is congruent to the other and the angle at the top is the same. The total number of degrees in a triange is 180. 180-(66+45 (the angle lenghts of the other 2 angles)) is equal to 180-111=69 degrees.

HELP ME PLEASE! I need help on Desmos!

Answers

Answer:

B is the answer :)

Step-by-step explanation:

I like your profile picture

Please help!! I will give brainliest.

Answers

Answer:

7.) 0.7

8.) 1

9.) 4.24

Step-by-step explanation:

Answer:

4.24

Step-by-step explanation:

The figure shows three quadrilaterals on a coordinate grid: A coordinate grid is shown from positive 8 to negative 8 on the x axis and from positive 8 to negative 8 on the y axis. An image of a rectangle labeled E is shown on ordered pair negative 1, negative 1 and negative 3, negative 1 and negative 3, negative 2 and negative 1, negative 2. Another image of a rectangle labeled G is shown on ordered pair negative 2, negative 2 and negative 6, negative 2 and negative 6, negative 4 and negative 2, negative 4. Another image of a rectangle labeled F is shown on ordered pair negative 1, 1 and negative 1, 2, and negative 3, 2 and negative 3, 1. Which of the following statements is true about the three quadrilaterals? E and F are similar but not congruent. E and G are similar but not congruent. G and F are similar and also congruent. E and G are similar and also congruent.

Answers

Answer: E and G are similar and also congruent.

Step-by-step explanation:

Answer:

answer

Step-by-step explanation:

Suntract ( p-q)-(p+q)​

Answers

The answer is -2q

hope this helps <3

The answer to the question is -2q

The smith family bought 6 sandwiches and 2 salads. They spent 72$. Let X be the cost of a sandwich and Y be the the cost of the salad.

Write a equation to model the situation.

Answers

Answer:

72=6x+2y

Step-by-step explanation:

PLEASE ANSWER ASAP I NEED IN 10 MINUTES
Below are two inequalities and the graphs of their lines without the shading. By imagining where the shading should be, identify which point would satisfy BOTH inequalities.

Answers

Answer:

Anything in the bottom center portion, under both diagonal lines, works. An example is (-2, 0)

Step-by-step explanation:

Answer:

(-3,9)

Step-by-step explanation:

What is |3|? I need help

Answers

answer: the answer is 3

A nationwide poll asked a random sample of US adults the question, “Are you in favor of making Election Day a federal holiday?” Based on the results of this poll, the 95% confidence interval for the population proportion who favor making Election Day a federal holiday is (0.64, 0.70).



Calculate the point estimate and margin of error for the given confidence interval.



Enter both values to 2 decimal places.

The point estimate =

The margin of error =

Answers

Answer: point estimate = 0.67 and Margin of error = 0.03 .

Step-by-step explanation:

For confidence interval,

Lower limit = point estimate - margin of error

Upper limit = point estimate + margin of error

Given confidence interval: (0.64, 0.70)

i.e. Lower limit = 0.64

Upper limit = 0.70

i.e. point estimate - margin of error= 0.64   (i)

point estimate + margin of error= 0.70 (ii)

Adding (i) and (ii) , we get

2( point estimate) = 1.34

⇒ point estimate = 0.67

Eliminate (i) from (ii) , we get

2( Margin of error ) = 0.06

⇒  Margin of error = 0.03

Hence, point estimate = 0.67 and Margin of error = 0.03 .

Answer:

Step-by-step explanation:

Question: A nationwide poll asked a random sample of US adults the question, "Are you in favor of making Election Day a federal holiday?” Based on the results of this poll, the 95% confidence interval for the population proportion who favor making Election Day a federal holiday is (0.64, 0.70).

Based on this poll, a reporter claims that more than three-fourths of U.S. adults favor making Election Day a federal holiday.

Answer :    D  

PLEASE HELP

If this is the graph of f(x)=a^(x+h)+k then.

Answers

Answer:

a

Step-by-step explanation:

Answer: 0<a<1

Step-by-step explanation:

Which is the best estimate of each percent?


21% of 387
a
80
b
8
c
800
d
0.8

Answers

Answer:

a. 80

Step-by-step explanation:

For the best estimate consider close numbers:

20% is close to 21% and 400 is close to 387

20% of 400 is

0.2*400 = 80

So option a. 80 is correct

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