3.1q-2.9-4.1q=-2.0q-3.9

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Solution for 3.1q-2.9-4.1q=-2.0q-3.9 equation: 


Simplifying
3.1q + -2.9 + -4.1q = -2.0q + -3.9

Reorder the terms:
-2.9 + 3.1q + -4.1q = -2.0q + -3.9

Combine like terms: 3.1q + -4.1q = -1q
-2.9 + -1q = -2.0q + -3.9

Reorder the terms:
-2.9 + -1q = -3.9 + -2.0q

Solving
-2.9 + -1q = -3.9 + -2.0q

Solving for variable 'q'.

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

Add '2.0q' to each side of the equation.
-2.9 + -1q + 2.0q = -3.9 + -2.0q + 2.0q

Combine like terms: -1q + 2.0q = 1q
-2.9 + 1q = -3.9 + -2.0q + 2.0q

Combine like terms: -2.0q + 2.0q = 0.0
-2.9 + 1q = -3.9 + 0.0
-2.9 + 1q = -3.9

Add '2.9' to each side of the equation.
-2.9 + 2.9 + 1q = -3.9 + 2.9

Combine like terms: -2.9 + 2.9 = 0.0
0.0 + 1q = -3.9 + 2.9
1q = -3.9 + 2.9

Combine like terms: -3.9 + 2.9 = -1
1q = -1

Divide each side by '1'.
q = -1

Simplifying
q = -1

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