1)3х+4=5х-7 2) -5.6 и 4.4

Question

1)3х+4=5х-7
2) -5.6 и 4.4

Answer 1

3х+4=5х-7
3х-5х= -7-4
-2х= -11
х=11:2
х=5,5

Answer 2

3х+4=5х-7
3х-5х=-7-4
-2х=-11
х=5,5