4(3m-6)+13(m-5)=12-9

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Solution for 4(3m-6)+13(m-5)=12-9 equation:


Simplifying
4(3m + -6) + 13(m + -5) = 12 + -9

Reorder the terms:
4(-6 + 3m) + 13(m + -5) = 12 + -9
(-6 * 4 + 3m * 4) + 13(m + -5) = 12 + -9
(-24 + 12m) + 13(m + -5) = 12 + -9

Reorder the terms:
-24 + 12m + 13(-5 + m) = 12 + -9
-24 + 12m + (-5 * 13 + m * 13) = 12 + -9
-24 + 12m + (-65 + 13m) = 12 + -9

Reorder the terms:
-24 + -65 + 12m + 13m = 12 + -9

Combine like terms: -24 + -65 = -89
-89 + 12m + 13m = 12 + -9

Combine like terms: 12m + 13m = 25m
-89 + 25m = 12 + -9

Combine like terms: 12 + -9 = 3
-89 + 25m = 3

Solving
-89 + 25m = 3

Solving for variable 'm'.

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

Add '89' to each side of the equation.
-89 + 89 + 25m = 3 + 89

Combine like terms: -89 + 89 = 0
0 + 25m = 3 + 89
25m = 3 + 89

Combine like terms: 3 + 89 = 92
25m = 92

Divide each side by '25'.
m = 3.68

Simplifying
m = 3.68

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