Ответ:
1) -2.5
2)-0.4
Объяснение:
0.4x-1.2x-1.4=0.5x-0.9
-0.1x+0.3x-0.5=0
0.2x=-0.5
x=-2.5
0.25y-4+0.32=0.12+0.75y
0.25y-0.08=0.75y+0.12
-0.5y=0.2
y=-0.4
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Answers & Comments
Ответ:
1) -2.5
2)-0.4
Объяснение:
0.4x-1.2x-1.4=0.5x-0.9
-0.1x+0.3x-0.5=0
0.2x=-0.5
x=-2.5
0.25y-4+0.32=0.12+0.75y
0.25y-0.08=0.75y+0.12
-0.5y=0.2
y=-0.4