Question

Решите уравнение: 0,3(х-3)-0,5(6х-9)=0,3(14х-11)

Answer 1

0,3(х-3)-0,5(6х-9)=0,3(14x-11)

0.3x-0.9-3x+4.5=4.2x-3.3

0.3x-3x-4.2x=-3.3+0.9-4.5

-6.9x=-6.9

x=-6.9 : (-6.9)

x=1