0.8q+0.7=0.9q

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Solution for 0.8q+0.7=0.9q equation:


Simplifying
0.8q + 0.7 = 0.9q

Reorder the terms:
0.7 + 0.8q = 0.9q

Solving
0.7 + 0.8q = 0.9q

Solving for variable 'q'.

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

Add '-0.9q' to each side of the equation.
0.7 + 0.8q + -0.9q = 0.9q + -0.9q

Combine like terms: 0.8q + -0.9q = -0.1q
0.7 + -0.1q = 0.9q + -0.9q

Combine like terms: 0.9q + -0.9q = 0.0
0.7 + -0.1q = 0.0

Add '-0.7' to each side of the equation.
0.7 + -0.7 + -0.1q = 0.0 + -0.7

Combine like terms: 0.7 + -0.7 = 0.0
0.0 + -0.1q = 0.0 + -0.7
-0.1q = 0.0 + -0.7

Combine like terms: 0.0 + -0.7 = -0.7
-0.1q = -0.7

Divide each side by '-0.1'.
q = 7

Simplifying
q = 7

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