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3m - 10 = 2m - 6
3m - 2m = - 6 + 10
m = 4
Solución :
m = 4
COMPROBAMOS :
5m - 2m - 10 = 3m - m - 6
5 (4) - 2 (4) - 10 = 3 (4) - 4 - 6
20 - 8 - 10 = 12 - 4 - 6
20 - 18 = 12 - 10
2 = 2
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