Решите -4(x-10)=12(x-1)

Question

Решите
-4(x-10)=12(x-1)

Answer 1

-4(x-10)=12(x-1)|/(-4)
x-10=-3(x-1)
x-10=-3x+3
x+3x=3+10
4x=13
x=13:4
x=3.25 

Answer 2

-4x+40=12x-12
-4x-12x= -40-12
-16x= -52
x= 3,25
ответ:3, 25