3m+9=4m-1

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Solution for 3m+9=4m-1 equation:


Simplifying
3m + 9 = 4m + -1

Reorder the terms:
9 + 3m = 4m + -1

Reorder the terms:
9 + 3m = -1 + 4m

Solving
9 + 3m = -1 + 4m

Solving for variable 'm'.

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

Add '-4m' to each side of the equation.
9 + 3m + -4m = -1 + 4m + -4m

Combine like terms: 3m + -4m = -1m
9 + -1m = -1 + 4m + -4m

Combine like terms: 4m + -4m = 0
9 + -1m = -1 + 0
9 + -1m = -1

Add '-9' to each side of the equation.
9 + -9 + -1m = -1 + -9

Combine like terms: 9 + -9 = 0
0 + -1m = -1 + -9
-1m = -1 + -9

Combine like terms: -1 + -9 = -10
-1m = -10

Divide each side by '-1'.
m = 10

Simplifying
m = 10

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