Question

3x+4=5(x-2)
answer is 7​

Answer 1

$3x+4=5(x-2) \\\\\ \implies 3x+4 = 5x-10 \\\\\ \implies 3x-5x = -10-4 \\\\\ \implies -2x = -14 \\\\\ \implies 2x=14 \\\\\ \implies x = \frac{14}{2} \\\\\ \implies x = 7$