(42,2x-3)*5=x+10
211x-15=x+10
211x-x=10+15
210x=25
x=25/210
x=5/42
Ответ: 5/42
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(42,2x-3)*5=x+10
211x-15=x+10
211x-x=10+15
210x=25
x=25/210
x=5/42
Ответ: 5/42