Respuesta :

Answer:

-20/7

Step-by-step explanation:

5m +72 = -2m + 52

5m + 2m = 52-72

7m = -20

m = -20/7


Answer:

-2.857 but rounded its -2.86

Step-by-step explanation:

5m+72=-2m+52

+2m       +2m

7m + 72 = 52

      -72       -72

7m = -20

divide by 7 both sides

-2.857 but rounded its -2.86


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