(14у+21)х(1,8-0,3у)=0

Question

(14у+21)х(1,8-0,3у)=0

Answer 1

14у+21 = 0
14у = -21
у = -21/14
у = -1,5

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1,8-0,3у = 0
0,3у = 1,8
у = 1,8/0,3
у = 6