5(2+3у)-4=7у-10---------------------------------

Question

5(2+3у)-4=7у-10
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Answer 1

10+15y-4=7y-10
15y-7y=16
8y=-16
y=-2.

Answer 2

5(2+3у)-4=7у-10
10+15у-4=7у-10
15у-7у=-10-10+4
8у=-16
у=-16/8
у=-2