x+9-4x=

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Solution for x+9-4x= equation: 


Simplifying
x + 9 + -4x = 0

Reorder the terms:
9 + x + -4x = 0

Combine like terms: x + -4x = -3x
9 + -3x = 0

Solving
9 + -3x = 0

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 + -9 + -3x = 0 + -9

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

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

Divide each side by '-3'.
x = 3

Simplifying
x = 3

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