15m+(-28)+(-7m)=-5-4m+13

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Solution for 15m+(-28)+(-7m)=-5-4m+13 equation: 


Simplifying
15m + (-28) + (-7m) = -5 + -4m + 13
15m + -28 + (-7m) = -5 + -4m + 13

Reorder the terms:
-28 + 15m + (-7m) = -5 + -4m + 13

Combine like terms: 15m + (-7m) = 8m
-28 + 8m = -5 + -4m + 13

Reorder the terms:
-28 + 8m = -5 + 13 + -4m

Combine like terms: -5 + 13 = 8
-28 + 8m = 8 + -4m

Solving
-28 + 8m = 8 + -4m

Solving for variable 'm'.

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

Add '4m' to each side of the equation.
-28 + 8m + 4m = 8 + -4m + 4m

Combine like terms: 8m + 4m = 12m
-28 + 12m = 8 + -4m + 4m

Combine like terms: -4m + 4m = 0
-28 + 12m = 8 + 0
-28 + 12m = 8

Add '28' to each side of the equation.
-28 + 28 + 12m = 8 + 28

Combine like terms: -28 + 28 = 0
0 + 12m = 8 + 28
12m = 8 + 28

Combine like terms: 8 + 28 = 36
12m = 36

Divide each side by '12'.
m = 3

Simplifying
m = 3

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