Write the word sentence as an inequality. Then solve the inequality. Eight times a number $n$ is less than 72

Answers

Answer 1

Answer:

8n < 72

n < 9

Step-by-step explanation:

Note that

> means greater than

< means less than

≥ means greater than or equal to  

≤ less than or equal to  

for example : 2 < 3 means 2 is less than 3

3 >2 means 3 is greater than 2

8 times n = 8n

8n is less than 72, this can be represented by the equation : 8n < 72

to determine the value of n, divide both sides of the equation by 8

n < 9  


Related Questions

Solve the equation. 2e - 2 what does e equal

Answers

When solving for a variable, you undo everything that is being done to the variable. In this case, the variable e is being multiplied by 2. We can reverse the multiplication operation by dividing the whole equation by 2. So, e is equal to 1.

Which expression is the result of factoring the expression below by taking out its greatest common factor?
4x^2+16x-4=?
Choose 1 answer:
A. 2x(2x^2+8x−2)
B. 2(2x^2+8x−2)
C. 4x(x^2+4x−1)
D. 4(x^2+4x−1)​

Answers

Step-by-step explanation:

[tex]{\huge{\boxed{\sf{{Hello \: mate (. ❛ ᴗ ❛.) }}}}} \\ \\ {\huge{\underline{\bf{\pink{answer \:✓✓}}}}} \\ \\ \\\blue{Equation = > 4x ^{2} + 16x - 4 } \\ \\\mathcal\blue{ = > greatest \: common \: factor \: is \: 4} \\ \\ {taking \: out \: 4 \: as \: common \: } \\ \\ \huge\mathfrak\red{we \: left \: with} \\ \\ {{\boxed{\sf{\green{D.) 4(x^2 + 4x-1) \:✓✓✓✓}}}}}[/tex]

f(x) =2x+1 and g(x)=x²-7, find (f-g) (x)
help!! ​

Answers

Answer:

(f-g)(x)=2x+1-x^2+7

=2x-x^2+8

=-(x^2-2x-8)

=-(x^2-4x+2x-8)

=-{x(x-4)+2(x-4)}

=-(x+2)(x-4)

Find the length of TU.​

Answers

Answer:

0.5 (8x+15)?

Step-by-step explanation:

i really hope this helps-

not the greatest at math ._.

Step-by-step explanation:

I hope ill help you.

TU(4x+7.5)

H. E. L. P. ???!!!!!!​

Answers

Answer:

C

Step-by-step explanation:

sin x= CB/CA =4/8

......

Given the following information, determine which lines are parallel and what justifies them being parallel.

Answers

Answers:

Blank 1 = p and q

Blank 2 = Consecutive interior angles converse

=================================================

Explanation:

There's a lot of visual noise here, meaning there's a lot of lines and angles to potentially distract. I recommend redrawing things but only drawing lines p and q, and the transversal cut line t. Furthermore, I would mark only angle 8 and angle 13. See the diagram below.

The diagram is optional, but hopefully you can see that the angles are same side interior angles, aka consecutive interior angles. That's why we go with the consecutive interior angles converse

If we drop the "converse" portion, then that theorem says parallel lines lead to supplementary consecutive interior angles. The converse just reverses the flow of the logic.

universal set={members of an expedition to the South pole},A={people born in Africa},C={people born in China},F={females} Amber intersect A union C What can we say about Amber?​

Answers

Answer:

Amber is fossilized tree resin that has been appreciated for its color and natural beauty since Neolithic times. ... There are five classes of amber, defined on the basis of their chemical constituents. Because it originates as a soft, sticky tree resin, amber sometimes contains animal and plant material as inclusions.

Can any help me 10 points!!!!!! Its to pass math

Answers

Answer:

Option 4

Step-by-step explanation:

3x(x+2)-4(x+2)

(3x-4)(x+2)

3x²+6x-4x-8

3x²+2x-8

Brainliest please

Answer:

(x + 2)(3x - 4)

3x^2 + 2x - 8

Step-by-step explanation:

Factor out x + 2.

You get: (x + 2)(3x - 4)

Now multiply it out:

(x + 2)(3x - 4) = 3x^2 - 4x + 6x - 8 = 3x^2 + 2x - 8

Name the labelled points between A and C B and D B and E E and A

Answers

B C E B is the answer

Which fraction is equal to 0.13?

Answers

Answer:

13/100

Step-by-step explanation:

0.13 = 13/100

if you need more examples, 26/200, 39/300, 52/400 is all equal to 0.13 as well.

round the nearest whole number

Answers

Answer:

234.5678

Step-by-step explanation:

When rounding to the nearest whole number if the first number after the decimal point if it is 5 it stays the same, if it is less than 5 ; 1,2,3,4 you round down, larger than 5; 6,7,8,9 you round up.

Answer:

29

Step-by-step explanation:

if u put 234.56 divided by 8 into a calculator, you get 29.32

simplify (3³ × 3⁴) ÷ 3²​

Answers


3x3x3=27

3x3x3x3=81

(27x81=2187)

3x3=9

(2187/9=243)

The answer is 243

2.
a) Expand: a² - b²​

Answers

Answer:

Step-by-step explanation:

a^2-b^2

(a-b)(a+b)

Answer:

[tex](a-b)(a+b)[/tex]

Step-by-step explanation:

This particular pattern: [tex]a^2-b^2[/tex]; is the difference of squares pattern.

Difference of Squares Pattern: [tex](a-b)(a+b)=a^2-b^2[/tex]

There are other square of binomial patterns (though the difference of squares pattern isn't really a square of binomial, I learned these three at the same time)

[tex](a+b)^2=a^2+2ab+b^2[/tex]

[tex](a-b)^2=a^2-2ab+b^2[/tex]

In the triangle above a = 12 and c = 26. Find the value of b to the nearest hundredth.

Answers

23.07 is the answer

Factorise fully 2a^2b + 6ab^2​

Answers

Answer:

Step-by-step explanation:

2a^2b + 6ab^2

take common

2 can be taken common because there is 2in first term and there is 6 in second term and 2 can exactly divide 6 .there is a*a in first term and only a in second term so u can take a as common.There is only b in first term and b*b in second term so take u can take b as common.

total we can take

2ab as common.So,

2ab(a+3b)

therefore 2ab(a+3b) is the required answer.

The required factorization is  2ab(a+3b).

What is factorization?

Factorization in mathematics is the process of dividing a large number into smaller ones that, when multiplied together, give you the original number. Factorization is the process of dividing a number into its components or divisors.

Expanding brackets in reverse is a procedure known as factorizing.

Fully factorizing an equation entails putting it in brackets by eliminating the components with the highest common denominator.

Finding the highest common factor between all the terms in the phrase is the easiest technique to factorize.

We have, 2a²b + 6ab²

Here,

we have the highest common factor 2ab,

So, 2ab (a + 3b)

Therefore, 2ab(a+3b) is the required factorization.

To learn more about the factorization;

https://brainly.com/question/28187946

#SPJ2

f(x) = xWhat is g(x)?

Answers

Answer:

D.

Step-by-step explanation:

I don't really know how to explain this over a computer, but it is correct.

Hope that this helps!

Answer:

compressibility, particle motion, shape

Step-by-step explanation:

just took it

What's The actual length of UV (round to 3 decimal places) ?

Answers

Answer:

7.463 cm

Step-by-step explanation:

Use the pythagorean theorem (a^2 + b^2 = c^2) to find the side length of UV.

a^2 + b^2 = c^2

6.1^2 + 4.3^2 = 55.2

Then square root 55.2, which is 7.463 cm

josh started reading at 8:18 and stoppted reading at 8:57 how many minutes did he read

Answers

Answer:

Step-by-step explanation:

41 minutes

He finished reading at 8:57 AM. How many minutes did he read? >) 41 minutes.

can i get brainlyest thx

Answer:

He read for 39 minutes

Step-by-step explanation:

You just subtract 57 - 18

My sister is 18 years old. My brother says that his age multiplied by 3, less 12 is equal to my sister's age. How old is my brother?

Answers

Answer:

10

Step-by-step explanation:

10 x 3 = 30

30 - 12 = 18

3 x 3 = 9
9 x 2 = 18

Help I need an answer asap

Answers

Answer:

6

Step-by-step explanation:

To find how many perennials there are, multiply the amount of plants by the percent of perennials. When you multiply percents, just put the percent behind the decimal

60x0.35=21

There are 21 perennials

Do the same for the biennials:

60x0.25=15

Therefore 15 biennials

Subtract the amount of perennials from the amount of biennials

21-15=6

There is 6 more perennials than biennials

Answer:

the answer is 6

21-15=6

Step-by-step explanation.

35% of 60 = 21 for perenalis

25% of 60 = 15 for biennials

40% of 60 = 24 for annuals

The cost of a ticket increases by 10% to£18.15
Work out the original cost

Answers

Let the original price = x

An increase of 10 % = 18.15

Multiply x by (1 + percent increase) which is 1.1x = 18.15

Now to find x divide both sides by 1.1:

X = 16.50

The original price was 16.50

Answer:

£16.50

Step-by-step explanation:

Let cost price be x

Now, create a formula:

x + 10x / 100 = 18.15

'or'

110x / 100 = 18.15

'or'

x = (18.15*100) / 110

x = 16.5

simplify the expression below. Express the simplified expression in standard form (12s^4-6s^2+4s)+(6s^4-4s+27)-(4s^4+s^2+12)

Answers

Answer:   14s^4 - 7s^2 + 15

====================================================

Work Shown:

(12s^4-6s^2+4s)+(6s^4-4s+27)-(4s^4+s^2+12)

12s^4-6s^2+4s+6s^4-4s+27-4s^4-s^2-12

(12s^4+6s^4-4s^4)+(-6s^2-s^2)+(4s-4s)+(27-12)

14s^4-7s^2+0s+15

14s^4-7s^2+15

Note: don't forget to distribute the negative to every term in the last parenthesis

Louis bought 16 cookies at the bakery. He had a
coupon for $7 off his entire purchase. He ended up
paying $13.32. Write an equation to find how much
each cookie originally cost.
16c-[?] = []

Answers

Answer:

16c - 7 = 13.32

Step-by-step explanation:

The cost of 16 cookies minus the coupon equal how much he paid

16c - 7 = 13.32

Answer:

16c - 7 = 13.32

Step-by-step explanation:

Conner Solved 2 math problems in 5 minutes. Atthis rate, how long will it take Conner to solve 10 math problems?

Answers

Answer:

25 minutes Will take him to complete the problem if the rate is same

Answer:

25 minutes

Step-by-step explanation:

Divide 10 by 2 and get 5.

Multiply 5 by 5 and get 25.

Pls notify me if my answer is incorrect, for the other users that will see this response.

-kiniwih426

Answer right Brainliest!

Answers

Answer:

The right answer is D) If graphed, the ordered pairs would form a straight line

PLEASE PLEASE HELP ME!!! I KEEP GETTING SPAMMED AND I JUST WANT HELP

THANK YOU

EXPLANATION = BRAINLIEST

The area of the triangle is 400 square cm.

The base is ___ cm.

Answers

Answer:

25 cm

Step-by-step explanation:

hope it helps.....

Answer:

25 cm

Step-by-step explanation:

Use Algebra:

Area of a triangle is  [tex]A = \frac{1}{2} bh[/tex]  

[tex]\frac{1}{2}b[/tex] × 32 = 400

[tex]\frac{1}{2}b[/tex] = 12.5

[tex]b = 25 cm[/tex]

If XYZ congruent to DEF the what corresponding angle is congruent to angle x (enter your answer using the angle letter only)

Answers

Answer:

D

Step-by-step explanation:

Answer:

D

Step-by-step explanation:

XYZ is congruent to DEF so:

X = D

Y = E

Z = F

Simplify -2x^3y x xy^2

A

Answers

Answer:

your selected answers is right as when there you multiple u add the power.

Today,high tide measured 5.5 ft and low tide measured 1 ft. What is the amplitude of a cosine function modeling the depth of the water in feet as a function of time in hours

Answers

Answer:

[tex]A = 2.25ft[/tex]

Step-by-step explanation:

Given

[tex]High = 5.5ft[/tex]

[tex]Low = 1ft[/tex]

Required

The amplitude (A)

This is calculated as:

[tex]A = \frac{1}{2}(High - Low)[/tex]

So, we have:

[tex]A = \frac{1}{2}(5.5ft - 1ft)[/tex]

[tex]A = \frac{1}{2} * 4.5ft[/tex]

[tex]A = 2.25ft[/tex]

Question 10(Multiple Choice Worth 1 points) (05.02 LC) Given triangle ABC, which equation could be used to find the measure of B?​

Answers

Answer:

A. cos m L B = 2√5 /5

Step-by-step explanation:

cos m L B = AB / BC = 6/ 3√5

= 6√5 /15

= 2√5 /5

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