Question

9(x-2)-5(x+2)=2-x Срочно !!!! Найдите корень уровнения!!!! Быстрееее!!!!!!

Answer 1

$\displaystyle 9(x-2) - 5(x+2) = 2 -x \\\\</p><p>\displaystyle 9x - 18 - 5x - 10 = 2 -x \\\\</p><p>\displaystyle 4x - 28 = 2 - x \\\\</p><p> \displaystyle 4x+x = 2 + 28 \\\\</p><p> \displaystyle 5x = 30 \\\\</p><p>\displaystyle x = 30\div 5 \\\\</p><p>\displaystyle \boxed{x = 6}$