11х-3х=288х=28Х=28÷8Х=3,516y-4y+8y=10020y=100y=100÷20y=5
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Verified answer
1) 11x-3x=288х=28
х=28:8
х=3,5
2) 16y-4y+8y=100
20у=100
у=100:20
у=5
Verified answer
11х-3х=28
8х=28
Х=28÷8
Х=3,5
16y-4y+8y=100
20y=100
y=100÷20
y=5