4(m+3)-2(m-1)=9

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Solution for 4(m+3)-2(m-1)=9 equation:


Simplifying
4(m + 3) + -2(m + -1) = 9

Reorder the terms:
4(3 + m) + -2(m + -1) = 9
(3 * 4 + m * 4) + -2(m + -1) = 9
(12 + 4m) + -2(m + -1) = 9

Reorder the terms:
12 + 4m + -2(-1 + m) = 9
12 + 4m + (-1 * -2 + m * -2) = 9
12 + 4m + (2 + -2m) = 9

Reorder the terms:
12 + 2 + 4m + -2m = 9

Combine like terms: 12 + 2 = 14
14 + 4m + -2m = 9

Combine like terms: 4m + -2m = 2m
14 + 2m = 9

Solving
14 + 2m = 9

Solving for variable 'm'.

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

Add '-14' to each side of the equation.
14 + -14 + 2m = 9 + -14

Combine like terms: 14 + -14 = 0
0 + 2m = 9 + -14
2m = 9 + -14

Combine like terms: 9 + -14 = -5
2m = -5

Divide each side by '2'.
m = -2.5

Simplifying
m = -2.5

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