m+m-7=19

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Solution for m+m-7=19 equation: 


Simplifying
m + m + -7 = 19

Reorder the terms:
-7 + m + m = 19

Combine like terms: m + m = 2m
-7 + 2m = 19

Solving
-7 + 2m = 19

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 = 19 + 7

Combine like terms: -7 + 7 = 0
0 + 2m = 19 + 7
2m = 19 + 7

Combine like terms: 19 + 7 = 26
2m = 26

Divide each side by '2'.
m = 13

Simplifying
m = 13

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