x+x=140.
☞☞☞☞x*0,08+x*0,06=140
2x+0,14=140
2x=140:0,14
2x=100
x=100:2
x=50
140-50=90
ответ: 50, 90
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Verified answer
x+x=140.
☞☞☞☞x*0,08+x*0,06=140
2x+0,14=140
2x=140:0,14
2x=100
x=100:2
x=50
140-50=90
ответ: 50, 90