13-15=-4m+5

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Solution for 13-15=-4m+5 equation:


Simplifying
13 + -15 = -4m + 5

Combine like terms: 13 + -15 = -2
-2 = -4m + 5

Reorder the terms:
-2 = 5 + -4m

Solving
-2 = 5 + -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.
-2 + 4m = 5 + -4m + 4m

Combine like terms: -4m + 4m = 0
-2 + 4m = 5 + 0
-2 + 4m = 5

Add '2' to each side of the equation.
-2 + 2 + 4m = 5 + 2

Combine like terms: -2 + 2 = 0
0 + 4m = 5 + 2
4m = 5 + 2

Combine like terms: 5 + 2 = 7
4m = 7

Divide each side by '4'.
m = 1.75

Simplifying
m = 1.75

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