Question

1) 2,9х+7,4=х+1,7

2) 2х+7=х+5,5

Answer 1

1.9х=-5.7
х=-3

х=-1.5.......

Answer 2

1)2.9х+7.4=х+1.7

2.9х-х=1.7-7.4

1.9х=-5.7

х=-3

2) 2х+7=х+5.5

2х-х=5.5-7

х=-1.5