3x-4x+6=x+9

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Solution for 3x-4x+6=x+9 equation:


Simplifying
3x + -4x + 6 = x + 9

Reorder the terms:
6 + 3x + -4x = x + 9

Combine like terms: 3x + -4x = -1x
6 + -1x = x + 9

Reorder the terms:
6 + -1x = 9 + x

Solving
6 + -1x = 9 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
6 + -1x + -1x = 9 + x + -1x

Combine like terms: -1x + -1x = -2x
6 + -2x = 9 + x + -1x

Combine like terms: x + -1x = 0
6 + -2x = 9 + 0
6 + -2x = 9

Add '-6' to each side of the equation.
6 + -6 + -2x = 9 + -6

Combine like terms: 6 + -6 = 0
0 + -2x = 9 + -6
-2x = 9 + -6

Combine like terms: 9 + -6 = 3
-2x = 3

Divide each side by '-2'.
x = -1.5

Simplifying
x = -1.5

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