-2m+4m-7=9

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Solution for -2m+4m-7=9 equation: 


Simplifying
-2m + 4m + -7 = 9

Reorder the terms:
-7 + -2m + 4m = 9

Combine like terms: -2m + 4m = 2m
-7 + 2m = 9

Solving
-7 + 2m = 9

Solving for variable 'm'.

Move all terms containing m to the left, all other terms to the right.

Add '7' to each side of the equation.
-7 + 7 + 2m = 9 + 7

Combine like terms: -7 + 7 = 0
0 + 2m = 9 + 7
2m = 9 + 7

Combine like terms: 9 + 7 = 16
2m = 16

Divide each side by '2'.
m = 8

Simplifying
m = 8

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