7m+9+m=40

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Solution for 7m+9+m=40 equation:


Simplifying
7m + 9 + m = 40

Reorder the terms:
9 + 7m + m = 40

Combine like terms: 7m + m = 8m
9 + 8m = 40

Solving
9 + 8m = 40

Solving for variable 'm'.

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

Add '-9' to each side of the equation.
9 + -9 + 8m = 40 + -9

Combine like terms: 9 + -9 = 0
0 + 8m = 40 + -9
8m = 40 + -9

Combine like terms: 40 + -9 = 31
8m = 31

Divide each side by '8'.
m = 3.875

Simplifying
m = 3.875

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