Question

Solve for x: (x - 9)2 = 1

Answer 1

i assume you mean (x-9)^2=1
then we have x-9=1 or x-9=-1 by taking the square root of both sides
solving both equations, we have x=10 or x=8

Answer 2

x-9=1/2
x=1/2+9
x = 11/9

Answer 3

thank you marc