Question

решите уравнения  -3x+10x= -15-6
7x-5x=17-35
5x-7x=-35+37
-2x-11x=-45+6

Answer 1

1) -3x+10x= -15-6
7х=-21
х=-3
2)7x-5x=17-35
2х=-18
х=-9
3)5x-7x=-35+37
-2х=2
х=-1
4)-2x-11x=-45+6
-13х=-39
х=3