9+12m=6+15(m-1)

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Solution for 9+12m=6+15(m-1) equation:


Simplifying
9 + 12m = 6 + 15(m + -1)

Reorder the terms:
9 + 12m = 6 + 15(-1 + m)
9 + 12m = 6 + (-1 * 15 + m * 15)
9 + 12m = 6 + (-15 + 15m)

Combine like terms: 6 + -15 = -9
9 + 12m = -9 + 15m

Solving
9 + 12m = -9 + 15m

Solving for variable 'm'.

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

Add '-15m' to each side of the equation.
9 + 12m + -15m = -9 + 15m + -15m

Combine like terms: 12m + -15m = -3m
9 + -3m = -9 + 15m + -15m

Combine like terms: 15m + -15m = 0
9 + -3m = -9 + 0
9 + -3m = -9

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

Combine like terms: 9 + -9 = 0
0 + -3m = -9 + -9
-3m = -9 + -9

Combine like terms: -9 + -9 = -18
-3m = -18

Divide each side by '-3'.
m = 6

Simplifying
m = 6

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