РЕШИТЕ УРАВНЕНИЕ4-5(3x+2.5)=3x+9.5

Question

РЕШИТЕ УРАВНЕНИЕ
4-5(3x+2.5)=3x+9.5

Answer 1

-1*3х-1*2.5=3х+9.5
-3х-2.5=3х+9.5
-3х-3х=9.5+2.5
-6х=12
х=-6/12
х=-0.5

Answer 2

4-5(3x+2.5)=3x+9.5
4-5+15X+12.5=3X+9.5
15X-3X=9.5-4+5-12.5
12X=-2
X=12/(-2)
X=-6