Math Trainer
Lesson 5.1 - Evaluate
Evd
<<
2131415 516
718
9
Find the new amount given the original amount and the percent of change.
$7; 40% increase
The new amount is $

Answers

Answer 1

Answer:

Its chicken

Step-by-step explanation:

Answer 2

Answer:

$11

Step-by-step explanation:


Related Questions

what is an art and a science that deals with the collection,organization,creative presentation and analysis of data? A.physics B.statistics C. biology D.sampling​

Answers

Answer:

The answer is B. Statistics

What’s the absolute value equation for |x+4|=12

Answers

Answer:

8 and -16...............

| x + 4 | = 12 <=> x + 4 = 12 hoặc -x - 4 = 12 <=> x = 8 hoặc x = -16

Evaluate this
(help)

Answers

Answer:

D. [tex]\frac{1}{27}[/tex]

Step-by-step explanation:

[tex]3^{-3}[/tex] = [tex]\frac{1}{27}[/tex]. First you need to remove the negative exponent, to do this move the term into the denominator. [tex]\frac{3^{-3} }{1}[/tex] becomes [tex]\frac{1}{3^{3} }[/tex], then solve for [tex]3^{3}[/tex], which equals 27. So your answer is [tex]\frac{1}{27}[/tex].

Express as a product: 1-2cos(2a)

I've been really struggling with this. Please help & explain it.

Answers

Answer:

(2sin a - 1)(2sin a + 1)

Step-by-step explanation:

Here, we want to express what is given as a product

Mathematically;

cos2a = 1-2sin^2A

So we have;

1-2(1-2sin^a)

= 1 - 2 + 4sin^2a

= 4sin^2a - 1

Using the difference of two squares, this is;

(2sin(a) - 1)(2sin a + 1)

HELP!! Combining like terms with rational coefficients
− 2/1 (−3y+10)

Answers

Answer:

6y−20

Step-by-step explanation:

Which of the following sets of numbers could NOT represent three sides of a triangle

Answers

Answer:

4, 10, 15

Step-by-step explanation:

Because 4 plus 10 is less than 15

please please help me!!​

Answers

Answer:

5x+7

Step-by-step explanation:

every time it goes up by 5 so if that's the case if you 12 and subtract 5 then that's your constant cause that is where it started.

I hope this is good enough:

The exterior angle of a regular polygon is 60°.
What is the name of the regular polygon?​

Answers

Step-by-step explanation:

exterior angle = 60°

exterior angle = 360/n

60° = 360°/n

60n = 360°

n = 6

A regular polygon with 6 sides is a HEXAGON.

What is the value of |−44|?

Answers

Answer:

44

Step-by-step explanation:

Answer:

44

Step-by-step explanation:

absolute value just makes the number positive

What are the variable term in this expression 6x² +3ry + 3z

Answers

Answer:

x y and z?

Step-by-step explanation:

I need help answering this question!

Answers

Answer:

2x+7=-3+2x multiply what’s in the bracket by the negative sign

Collect like terms

2x-2x=-3-7, so

0=-10

Step-by-step explanation:

I hope this is the answer, if it helped please give me brainliest

A small order of fries at Wendy’s has 90 more calories than the small order of fries at McDonald’s. If together they have 550 calories, how many calories are in the Wendy’s small order of fries?​

Answers

Answer:

370

Step-by-step explanation:

can i get brainliest

meg has $20 in a savings account that earns 10% annually. the interest is not compounded. how much will she have in 1 year

Answers

Answer: 22$

Step-by-step explanation: 10% of 20 is 2 so 20 + 2 = 22.

Hope this helps! ;)

write the linear equation from the given information in slope intercept form (-1,3); slope=-3​

Answers

Answer:

y = -3x

Step-by-step explanation:

The standard expression of equation of a  line in slope-intercept form is expressed as;

y = mx+c

m is the slope

c is the intercept

Given

slope m = -3

Point (x, y) = (-1, 3)

x = -1 and y = 3

Get the intercept

To get the intercept c, we will substitute the given values into the equation above to have;

y = mx+c

3 = -3(-1)+c

3 = 3 + c

c = 3-3

c = 0

Substitute m = -3 and c = 0 into the equation above;

y = mx+c

y = -3x+0

y = -3x

Hence the required linear equation is y = -3x

please help will mark brainliest if correct

Answers

Answer:

Step-by-step explanation:

∠A or ∠SAM

On a town map, each unit of the coordinate plane represents 1 mile. Three branches of a bank are located at A(−3, 1), B(2, 3), and C(4, −1). A bank employee drives from Branch A to Branch B and then drives halfway to Branch C before getting stuck in traffic. What is the minimum total distance the employee may have driven before getting stuck in traffic? Round to the nearest tenth of a mile if necessary.


The minimum total distance the employee may have driven before getting stuck in traffic is

miles.

Answers

Answer:

7.6 miles

Step-by-step explanation:

Given the coordinate points :

A(−3, 1), B(2, 3), and C(4, −1)

Distance (d) between A and B:

x1 = - 3 ; x2 = 2 ; y1 = 1 ; y2 = 3

d = √(x2 - x1)² + (y2 - y1)²

d = √(2 - (-3))² + (3 - 1)²

d = √25 + 4

d = 5.385 miles

BC :

d = √(x2 - x1)² + (y2 - y1)²

d = √(4 - 2)² + (-1 - 3)²

d = √2² + (-4²)

d = √4 + 16

d2 = 4.4721359 miles

(1/2) of d2 = 1/2 * 4.4721359 = 2.236 miles

Total distance = (5.385 + 2.236) miles

Total distance driven before getting stuck in traffic = 7.6 miles

Note: Enter your answer and show all the steps that you use to solve this problem in the space provided. a) Simplify the expression and explain each step. (2 points) 4 ( 3 x + 2 ) − 2 b) Factor the expression completely. (1 point) 20 b − 16

Answers

Answer:

Step-by-step explanation:

To simplify the expression:

4(3x+2) - 2

The first step is to open the brackets

= 4 * 3x + 4* 2 - 2

= 12x + 8 - 2

= 12x - 6

Factor out the above expression, we get;

= 6(2x - 1)

To factor out the expression:

20b - 16

the factor that can be divided by 20 and 16 without remainder is 4;

So, we have:

= 4(5b - 4)

Complementary and supplementary angles (no visual)
Za and Zb are complementary angles. Za measures 55°.
What is the measure of Zb?
Stuck? Watch a video or use a hint.
Report a problem
Pi
Tea
7 of 7

Answers

Answer:

b=35°

Step-by-step explanation:

complementary angles add up to 90°

a+b=90°

55°+b=90°

-55 -55

b=35°

hopefully this helps :)

Most units in the metric system are based
of the power of
1
5
0.1
10

Answers

Answer:

10

Step-by-step explanation:

how do you do multiplication in 7th grade mathimatics

Answers

Answer:

Learn your timetables daily.

Step-by-step explanation:

You can find songs online to help you memorize and understand them in the simplest form.

Answer:

you should practice your timetables and do some math practice so you could understand other math like division.

Step-by-step explanation:

Choose the TWO equations that have infinitely many solutions.
A
2(x+2) = 2 + 4
B
3(x + 1) = 3x + 2
С
3x + x = 4x
D
2(x + 1) = 2x + 1
E
3(x + 1) = 3x + 3

Answers

Answer:

C and E has All real numbers are solutions.

Step-by-step explanation:

hope this helps

Given B(17,5), C(11,-3), D(-1,2), and E(x,-6), find the value of x so that BC || DE

Answers

Answer: x = 7

Step-by-step explanation:

At one gas station, gas costs $2.75 per gallon. Write an equation that relates the total cost, C , to the number of gallons of gas purchased, g

Answers

Answer:

C (g) = 2.75g

Answer: C (g) = 2.75g

Perimeter = 24 meters
(x + 3) m
2.xm

Answers

Answer:

umm

Step-by-step explanation:

-3 (x + 10)

HELP
PLEASE

Answers

Answer:

−3X−30

Step-by-step explanation:

Pls I need help with this geometry problem. It's due today.

Answers

Step-by-step explanation:

Yz / RT = SZ / ST

2X +2 / 3X -7 = 35 / 40= 7 / 8

8( 2x+2) = 7( 3x-7 )

16 x +16 = 21x 49

5x = 65

x =13

YZ = 2×13 +2 = 28

HELP FIND THE SLOPE. pLEASEEEEEEEE

Answers

it’s 1/0 because rise/run

Answer:

the slope is undefined

what is the slope of any line that is perpendicular to the line y+3=2/5(x-1)

PLEASE YALL

Answers

Answer:

-5/2

Step-by-step explanation:

the slope of a perpendicular line is the opposite reciprocal

The slope is any line that is perpendicular to the line is -2/3

If 1 1/2 cups of water fills 2/3 of a water bottle. How many cups of water are needed to fill 1 water bottle?

Answers

Answer:

I think its 2 1/4, sorry if i'm wrong

Step-by-step explanation:

2.25 cups of water are needed

Can you help me with this please cause I can't do math!

Answers

Answer:

6

Step-by-step explanation:

(3x-5)+(2x-1)+(x+1) = 6x-5 = 31

6x = 36

x = 6

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