Question

1)3х+2=3,5х-2.2)2х-2,2=4х+4,8

Answer 1

1) 3×+2=3.5×-2

3×-3.5×=-2-2

-0.5×=-4

×=8

2×-2.2=4×+4.8

2×-4×=4.8+2.2

-2×=7

×=3.5