3(2m+9)-4(m-3)=

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Solution for 3(2m+9)-4(m-3)= equation:


Simplifying
3(2m + 9) + -4(m + -3) = 0

Reorder the terms:
3(9 + 2m) + -4(m + -3) = 0
(9 * 3 + 2m * 3) + -4(m + -3) = 0
(27 + 6m) + -4(m + -3) = 0

Reorder the terms:
27 + 6m + -4(-3 + m) = 0
27 + 6m + (-3 * -4 + m * -4) = 0
27 + 6m + (12 + -4m) = 0

Reorder the terms:
27 + 12 + 6m + -4m = 0

Combine like terms: 27 + 12 = 39
39 + 6m + -4m = 0

Combine like terms: 6m + -4m = 2m
39 + 2m = 0

Solving
39 + 2m = 0

Solving for variable 'm'.

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

Add '-39' to each side of the equation.
39 + -39 + 2m = 0 + -39

Combine like terms: 39 + -39 = 0
0 + 2m = 0 + -39
2m = 0 + -39

Combine like terms: 0 + -39 = -39
2m = -39

Divide each side by '2'.
m = -19.5

Simplifying
m = -19.5

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