Let the unknown number be x.
x × -7 = 7 (x + -40)
-7x = 7x - 280
-14x = -280
x = 280/14
x = 20
Hope this helps!
Answer:
11x + 12
Step-by-step explanation:
( 4x + 12 ) + 7x
Remove parentheses.
= 4x + 12 + 7x
Group like terms.
= 4x + 7x + 12
Add similar elements: 4x + 7x = 11x
= 11x + 12
Answer :D
2530
Question explanation:

<em>I'm truly sorry if this is incorrect - Answered by Lilo</em>
Answer:
If one is 1 5/8 and its cost is 16.99 and you need 5lb.
Step-by-step explanation:Than first you will take the 16.99 x 5 =84.95 dollars. Take that 1 5/8 x 5 = 8 1/8
So it would take 8 1/8 and 84.95$