3x+6+x-9=

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Solution for 3x+6+x-9= equation:


Simplifying
3x + 6 + x + -9 = 0

Reorder the terms:
6 + -9 + 3x + x = 0

Combine like terms: 6 + -9 = -3
-3 + 3x + x = 0

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

Solving
-3 + 4x = 0

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + 4x = 0 + 3

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

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

Divide each side by '4'.
x = 0.75

Simplifying
x = 0.75

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