2x+4-9x=18

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Solution for 2x+4-9x=18 equation:


Simplifying
2x + 4 + -9x = 18

Reorder the terms:
4 + 2x + -9x = 18

Combine like terms: 2x + -9x = -7x
4 + -7x = 18

Solving
4 + -7x = 18

Solving for variable 'x'.

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

Add '-4' to each side of the equation.
4 + -4 + -7x = 18 + -4

Combine like terms: 4 + -4 = 0
0 + -7x = 18 + -4
-7x = 18 + -4

Combine like terms: 18 + -4 = 14
-7x = 14

Divide each side by '-7'.
x = -2

Simplifying
x = -2

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