Respuesta :

wegnerkolmp2741o

Answer:

m = -20

Step-by-step explanation:

7m - 4 - 9m - 36 = 0

Combine like terms

-2m -40 = 0

Add 40 to each side to isolate the variable

-2m  -40+ 40 = 0+40

-2m = 40

Divide each side by -2

-2m/-2 = 40/-2

m = -20