Question

Can someone help me with these problems having trouble and show work please !!

Answer 1

(2x-5)(2x-5), 81 meters

Explanation:

All of the sides of a square are equal, so to find the area we need to multiply 2x-5 by 2x-5: (2x-5)(2x-5)

Using this equation we can plug in 7 for x:

(2(7)-5)(2(7)-5) =

(14-5)(14-5) =

9*9 = 81