1)11у-8=3у+16
11у-3у=16+8
8у=24
у=3
2)2а+4=а+12
2а-а=12-4
а=8
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1)11у-8=3у+16
11у-3у=16+8
8у=24
у=3
2)2а+4=а+12
2а-а=12-4
а=8