Add or subtract these expressions. show your work.

1. (13x+1) + (2x-6)

2. (-12x+8)- (2x-8)

solve each single step equation. show your work.

3.-15+n=-9

4. v/8=2

1. (13x+1) + (2x-6)

(13x + 2x) + (1 + -6)

15x - 5

2. (-12x+8)- (2x-8)

(-12x - 2x) + (8 - -8)

-14x + 16

3.-15+n=-9

-15 + n + 15 = -9 + 15

n = 6

4. v/8 = 2

v/8 * 8 = 2 * 8

v = 16

go and ask your mom to you

answer: bearing in mind that a rectangle has a perimeter of length + length + width + width.

step-by-step explanation:

p = perimeter

l = length

x=width

p = 2l + 2x

p = 2(l+x)     < ==== perimeter of the base of the box.