Question

Find the value of x in the equation x-2 {x-[x-2(x-2)]}=14​

Answer 1

Answer:

[x-2 {x-[x-2(x-2)]}=14

x-2×-2(x-2)=14

2(x-2)² = 2(x²+4-4x)

= 2x² - 8x + 8

= 2x²-(4x+4x) + 8

= 2x² - 4x - 4x + 8

= 2x(x-2) -4(x-2)

= (x-2)(2x-4)

= 2(x-2)(x-2)