8m-m-(m+3)=12

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Solution for 8m-m-(m+3)=12 equation:


Simplifying
8m + -1m + -1(m + 3) = 12

Reorder the terms:
8m + -1m + -1(3 + m) = 12
8m + -1m + (3 * -1 + m * -1) = 12
8m + -1m + (-3 + -1m) = 12

Reorder the terms:
-3 + 8m + -1m + -1m = 12

Combine like terms: 8m + -1m = 7m
-3 + 7m + -1m = 12

Combine like terms: 7m + -1m = 6m
-3 + 6m = 12

Solving
-3 + 6m = 12

Solving for variable 'm'.

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

Add '3' to each side of the equation.
-3 + 3 + 6m = 12 + 3

Combine like terms: -3 + 3 = 0
0 + 6m = 12 + 3
6m = 12 + 3

Combine like terms: 12 + 3 = 15
6m = 15

Divide each side by '6'.
m = 2.5

Simplifying
m = 2.5

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