2x-9=10-.20x

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Solution for 2x-9=10-.20x equation:


Simplifying
2x + -9 = 10 + -0.20x

Reorder the terms:
-9 + 2x = 10 + -0.20x

Solving
-9 + 2x = 10 + -0.20x

Solving for variable 'x'.

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

Add '0.20x' to each side of the equation.
-9 + 2x + 0.20x = 10 + -0.20x + 0.20x

Combine like terms: 2x + 0.20x = 2.2x
-9 + 2.2x = 10 + -0.20x + 0.20x

Combine like terms: -0.20x + 0.20x = 0.00
-9 + 2.2x = 10 + 0.00
-9 + 2.2x = 10

Add '9' to each side of the equation.
-9 + 9 + 2.2x = 10 + 9

Combine like terms: -9 + 9 = 0
0 + 2.2x = 10 + 9
2.2x = 10 + 9

Combine like terms: 10 + 9 = 19
2.2x = 19

Divide each side by '2.2'.
x = 8.636363636

Simplifying
x = 8.636363636

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