√2x+2 = x - 1√2
x√2 (x - √2) = x + √2 (cross multiply)
x√2 - 2 = x + √2
= x√2 - x
= 2 + √2
x (√2 - 1) = 2 + √2
= 2+√2√2−1×√2+1√2+1
x = 2√2+2+2+√22−1
= 3√2 + 4