Question

Решите уравнение:2(1-2х)-3(х+25)=-10​

Answer 1

2(1-2х)-3(х+25)=-10

2-2•2х-3х-3•25=-10

2-4х-3х-75=-10

-(75-2)-4х-3х=-10

-73-7х=-10

-7х=-10+73

-7х=63

х=63:(-7)

х=-9