Respuesta :

eldusa

-10+59=5m=7+3m

49=5m=7+3m

49-7=5m-3m

m=42/2

m=21

ositajessica28

Answer:

21

Step-by-step explanation:

-10+59 = 5m = 7 + 3m

49 = 5m = 7 + 3m

49 - 7 = 5m - 3m

42 = 2m

42/2 = m

m= 21