Question

the length of each side of a a square increase by 2.5 inches to form a new sqaure with a perimeter of 70 inches.the length of each side of the original sqaure was ---- inches.

Answer 1

15 inches each original side

Explanation:

The equation:

`(x+2.5)(4)=70`

`4x+10=70`

`4x=70-10`

`x=(60)/(4) =15`

Hope this helps