Question

I need help!



A rectangle has a length of (3.1s + 2.5)cm and a width of (1.3s-4)cm. What is the expression for the perimeter of the rectangle?

P= 2l+2w

P=2(3.1s+2.5)+2(1.3s-4)

P= 6.2s+5+2.6s-8 Got confused about Distributive Property :c (again) How did they change it into that expression??

Answer 1

cri

Answer 2

This is how the distributive property works.

Answer 3

It got cut off ;-; but i hope you get the point

Answer 4

Well I know how Distributive property works, although I don't get why they changed the numbers

Answer 5

P= 6.2s+5+2.6s-8

Answer 6

2 x 3.1=?

Answer 7

where'd they get 8 though?