13.6-0.4q+1.9-1.3q=21-1.7q-7.8

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Solution for 13.6-0.4q+1.9-1.3q=21-1.7q-7.8 equation: 


Simplifying
13.6 + -0.4q + 1.9 + -1.3q = 21 + -1.7q + -7.8

Reorder the terms:
13.6 + 1.9 + -0.4q + -1.3q = 21 + -1.7q + -7.8

Combine like terms: 13.6 + 1.9 = 15.5
15.5 + -0.4q + -1.3q = 21 + -1.7q + -7.8

Combine like terms: -0.4q + -1.3q = -1.7q
15.5 + -1.7q = 21 + -1.7q + -7.8

Reorder the terms:
15.5 + -1.7q = 21 + -7.8 + -1.7q

Combine like terms: 21 + -7.8 = 13.2
15.5 + -1.7q = 13.2 + -1.7q

Add '1.7q' to each side of the equation.
15.5 + -1.7q + 1.7q = 13.2 + -1.7q + 1.7q

Combine like terms: -1.7q + 1.7q = 0.0
15.5 + 0.0 = 13.2 + -1.7q + 1.7q
15.5 = 13.2 + -1.7q + 1.7q

Combine like terms: -1.7q + 1.7q = 0.0
15.5 = 13.2 + 0.0
15.5 = 13.2

Solving
15.5 = 13.2

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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