1) 5(3-2у) - 4(9-у) = 3(у+5) 2) 14(2х-3) - 5(х+4) = 2(3х+5) + 5х
3) 9(3х-7) + 3(8х-11) = 3(9х+8)
4) 6(7х-11) - 13(х6) = 14(2х+1)
Решите уравнения)
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