Question

3,4 x= -1,5
0,78 x = 10
04 x = 20
-58 x = 12
-6 x = 4,13
1,5 x = 7,4

Answer 1

1) x= -15/34
2)x=500/39
3)x= 50
4)x=-6/29
5) x=-413/600
6) x= 74/15