7.5+3-3.5m=-15

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Solution for 7.5+3-3.5m=-15 equation: 


Simplifying
7.5 + 3 + -3.5m = -15

Combine like terms: 7.5 + 3 = 10.5
10.5 + -3.5m = -15

Solving
10.5 + -3.5m = -15

Solving for variable 'm'.

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

Add '-10.5' to each side of the equation.
10.5 + -10.5 + -3.5m = -15 + -10.5

Combine like terms: 10.5 + -10.5 = 0.0
0.0 + -3.5m = -15 + -10.5
-3.5m = -15 + -10.5

Combine like terms: -15 + -10.5 = -25.5
-3.5m = -25.5

Divide each side by '-3.5'.
m = 7.285714286

Simplifying
m = 7.285714286

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