(7m - 7bc + 2) + (3m + 7bc + 2) =
= 7m -7bc + 2 + 3m + 7bc + 2 =
= 10m + 4 Если m = -2, то
10 * (-2) + 4 = -20 + 4 = -16
Ответ: -16
Ответ:
-(12+7bc)+(7bc-4)= -12-7bc+7bc-4=-16
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(7m - 7bc + 2) + (3m + 7bc + 2) =
= 7m -7bc + 2 + 3m + 7bc + 2 =
= 10m + 4 Если m = -2, то
10 * (-2) + 4 = -20 + 4 = -16
Ответ: -16
Ответ:
-(12+7bc)+(7bc-4)= -12-7bc+7bc-4=-16