-7.8q+1.7=-66.5-1.6q

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Solution for -7.8q+1.7=-66.5-1.6q equation: 


Simplifying
-7.8q + 1.7 = -66.5 + -1.6q

Reorder the terms:
1.7 + -7.8q = -66.5 + -1.6q

Solving
1.7 + -7.8q = -66.5 + -1.6q

Solving for variable 'q'.

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

Add '1.6q' to each side of the equation.
1.7 + -7.8q + 1.6q = -66.5 + -1.6q + 1.6q

Combine like terms: -7.8q + 1.6q = -6.2q
1.7 + -6.2q = -66.5 + -1.6q + 1.6q

Combine like terms: -1.6q + 1.6q = 0.0
1.7 + -6.2q = -66.5 + 0.0
1.7 + -6.2q = -66.5

Add '-1.7' to each side of the equation.
1.7 + -1.7 + -6.2q = -66.5 + -1.7

Combine like terms: 1.7 + -1.7 = 0.0
0.0 + -6.2q = -66.5 + -1.7
-6.2q = -66.5 + -1.7

Combine like terms: -66.5 + -1.7 = -68.2
-6.2q = -68.2

Divide each side by '-6.2'.
q = 11

Simplifying
q = 11

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