9x=3x+4x-18

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Solution for 9x=3x+4x-18 equation:


Simplifying
9x = 3x + 4x + -18

Reorder the terms:
9x = -18 + 3x + 4x

Combine like terms: 3x + 4x = 7x
9x = -18 + 7x

Solving
9x = -18 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
9x + -7x = -18 + 7x + -7x

Combine like terms: 9x + -7x = 2x
2x = -18 + 7x + -7x

Combine like terms: 7x + -7x = 0
2x = -18 + 0
2x = -18

Divide each side by '2'.
x = -9

Simplifying
x = -9

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