Question

resolver esta ecuación:
8(2-x)^2 = 2(8-x)^2

Answer 1

4(4-4x+x^2)=64-16x+x^2
16-16x+4x^2=64-16x+x^2
4x^2-x^2-16x+16x=64-16
3x^2=48
x^2=48/3
x^2=16
x=4