3(9+ m) = 33

What is m

M=2

Step-by-step explanation:

3(9+m) = 33

3(9+2) = 33

3(11) = 33

33=33

3(9+m)=33

9+m=33/3

9+m=11

m=11-9

m=2

Step-by-step explanation:

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.