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 :

Answer:

15 inches each original side

Step-by-step explanation:

The equation:

[tex](x+2.5)(4)=70[/tex]

[tex]4x+10=70[/tex]

[tex]4x=70-10[/tex]

[tex]x=\frac{60}{4} =15[/tex]

Hope this helps