(x-16)^2=64

Answer 1

multiply x - 16 by itself

(x-16)(x-16)

x^2 -32x + 256 = 64

subtract 64 from both side

x^2 - 32x +192=0

factor or use quadratic formula

Answer 2

its factor is (x -8 and x-24) set equal to zero and solve for x