Найдите корень уравнения 6+2х=7(х+3)

6+2х=7(х+3) 6+2x=7x+21 2x-7x=21-6 -5x=25 x=-5

6 + 2x = 7( x + 3) 6 + 2x =7x + 21 2x - 7x = 21 - 6 - 5x = 15 5x = - 15 x = - 3