What is the value of 12(3x+5x) when x=7

Answers

Answer 1
Answer: subsitute 7 for x

12(3(7)+5(7))
12(21+35)
12(56)
672
Answer 2
Answer: 1,128. I'm glad you asked for my help!!!!!!!!

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sebuah taman berbentuk persegi panjang dengan keliling (2x+24)m dan lebar (8-x)m. agar luas taman maksimum, panjang taman tersebut adalah....m

Answers

2(8-x) = 16-2x (because there are 2 width lengths in the whole perimeter (circumference).
2x+24 - 16-2x =8 (the x's cancel each other out)
8/2 = 4 (because the length is in 2 parts so they are each 4)
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Hope this helps :) 

Rewrite the expression using disributibe property: 12x + 18

Answers

12x + 18    Simply factorise

6(2x + 3)

Applying the distributive property to 6(2x + 3) it becomes:

6*2x + 6*3

So the expression (12x + 18) = 6*2x + 6*3
3(4x+6)
Distribute the 3 to the 4x to get 12x and the 3 to the 6 to get 18.

A figure that has no end points is called a

Answers

its call a line

like this   ------------ it does not stop


A line segment is this (.)___(.) It has two dots so it stop


A ray is not dot (.)___



it call a line 
example _________

Jared's sport cardholder can hold nine cards on each page how many pages will Jared need if he is 75 sport cards solve using models explain how to interpret the remainder draw models

Answers

He will need 9 pages. Because 75 divided by 9 is 8.333 so you would need 9 pages.

What is the factorization of: 3/20e + 6/45

Answers

(3)/(20)e +(6)/(45) =\boxed{\bf{3\left((1)/(20)e-(2)/(45)\right)}}

Jack spent $54 on Jersey that was on sale for 10% off. what was the original price?

Answers

Answer: 60 dollars

Step-by-step explanation:

if it is 10 percent off, it would mean it is currently at a 90 percent price point.

Divide 54 by 9 to find out how much 10 percent is worth.

54 / 9

=6

Multiplying that by 10 would find us how much 100 percent of the price is worth.

10 *6 =

60 dollars