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Mathematics, 04.08.2019 20:50 jaylen63
Solving linear equations with substitution 1) 2x+y=4 2) -2x+y=-4 answers: a)x=-2 y=4 b)x=2 y=0 c)x=0 y=2 d)x=4 y=-4
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Solving linear equations with substitution 1) 2x+y=4 2) -2x+y=-4 answers: a)x=-2 y=4 b)x=2 y=0 c)x...
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