Решите уравнение: а)-231-х=378;б) х•(-16)=-373+53 В)х-143=-219;г) -840:х=-619+199
Д)-256-х=445; е) х•(-18)=-587+47
Ж)х-168=-224,з) -630:х=-807+597
Даю 16баллов!)
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