Question

raiz quadrada de 2x-4=6

Answer 1

√2x-4=6
2x-4=36
2x=36+4
2x=40
x=40/2
x=20

Answer 2

$\sqrt{2x-4} = 6$
2x - 4 = $6^{2}$
2x - 4 = 36
2x = 40
x = $\frac{40}{2}$
x = 20