Question

If the length of a square is decreased by 1 unit, the area of the square will be 8 units. Write an equation for the area of the square.

Answer 1

let side of square=X

side is decreased by 1 unit=x-1

according to the problem

(x-1)^2=8

x^2-2x+1=8

x^2-2x+1-8=0

x^2-2x-7=0

mark me as brainliest