10x+9-9X=12

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Solution for 10x+9-9X=12 equation:


Simplifying
10x + 9 + -9X = 12

Reorder the terms:
9 + -9X + 10x = 12

Solving
9 + -9X + 10x = 12

Solving for variable 'X'.

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

Add '-9' to each side of the equation.
9 + -9X + -9 + 10x = 12 + -9

Reorder the terms:
9 + -9 + -9X + 10x = 12 + -9

Combine like terms: 9 + -9 = 0
0 + -9X + 10x = 12 + -9
-9X + 10x = 12 + -9

Combine like terms: 12 + -9 = 3
-9X + 10x = 3

Add '-10x' to each side of the equation.
-9X + 10x + -10x = 3 + -10x

Combine like terms: 10x + -10x = 0
-9X + 0 = 3 + -10x
-9X = 3 + -10x

Divide each side by '-9'.
X = -0.3333333333 + 1.111111111x

Simplifying
X = -0.3333333333 + 1.111111111x

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