Question

упростите выражения

3(x-1)+(x-2)-x=
5n-3(n+2)+(n-6)=

Answer 1

3(2х-3)-х=5n-(n+2)+(n-6)

Answer 2

3(x-1)+(x-2)-x
3х-3+х-2-х
3х-5

5n-3(n+2)+(n-6)
5n-3n-6+n-6
3n-12