Найти: 6,3у-5,1у+9,73у=7,5

Question

Найти: 6,3у-5,1у+9,73у=7,5

Answer 1

1)6.3-5.1=1.2 у
2)1.2+9.73у=10.93y
10.93y =7.5
y=7.5:10.93
y=0.68

Comments

примерно

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