(6)5.8*4.5+0.4x=29.1
0.4x=3
x=7.5
(7)5(x+4.4)=61
5x+22=61
5x=39
x=7.8
(8)2.6+3.4x=23
3.4x=20.4
x=6
(9)15x+3.8*12=87.6
15x=42
x=2.8
(10)5.6x=17.28-4x
9.6x=17.28
x=1.8
(6)5.8*4.5+0.4x=29.1
0.4x=3
x=7.5
(7)5(x+4.4)=61
5x+22=61
5x=39
x=7.8
(8)2.6+3.4x=23
3.4x=20.4
x=6
(9)15x+3.8*12=87.6
15x=42
x=2.8
(10)5.6x=17.28-4x
9.6x=17.28
x=1.8