3.9m-5-3.9-7=

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Solution for 3.9m-5-3.9-7= equation:


Simplifying
3.9m + -5 + -3.9 + -7 = 0

Reorder the terms:
-5 + -3.9 + -7 + 3.9m = 0

Combine like terms: -5 + -3.9 = -8.9
-8.9 + -7 + 3.9m = 0

Combine like terms: -8.9 + -7 = -15.9
-15.9 + 3.9m = 0

Solving
-15.9 + 3.9m = 0

Solving for variable 'm'.

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

Add '15.9' to each side of the equation.
-15.9 + 15.9 + 3.9m = 0 + 15.9

Combine like terms: -15.9 + 15.9 = 0.0
0.0 + 3.9m = 0 + 15.9
3.9m = 0 + 15.9

Combine like terms: 0 + 15.9 = 15.9
3.9m = 15.9

Divide each side by '3.9'.
m = 4.076923077

Simplifying
m = 4.076923077

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