Question

$2 m - 7m = 15$
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Answer 1

2m-7m=15

-5m=15

m=15/5

m=3

Answer 2

Resposta:

m=-3

Explicação passo-a-passo:

$2m-7m=15\\\\-5m=15\\\\\frac{-5m}{-5}=\frac{15}{-5}\\\\m=-3$