Ответ:
1)х=-54/38
х=-1,4
2)z=1.4/0.04
z=35
3)x=0.09/1.2
x=0.075
4)y=-1/3
5)t=-7.913/3.86
t=-2.05
6)x=-5
7)5x=20
x=20/5
x=4
8)-5x=-7
x=7/5
x=1,4
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Ответ:
1)х=-54/38
х=-1,4
2)z=1.4/0.04
z=35
3)x=0.09/1.2
x=0.075
4)y=-1/3
5)t=-7.913/3.86
t=-2.05
6)x=-5
7)5x=20
x=20/5
x=4
8)-5x=-7
x=7/5
x=1,4