8x+9-3x=3+x-18

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Solution for 8x+9-3x=3+x-18 equation: 


Simplifying
8x + 9 + -3x = 3 + x + -18

Reorder the terms:
9 + 8x + -3x = 3 + x + -18

Combine like terms: 8x + -3x = 5x
9 + 5x = 3 + x + -18

Reorder the terms:
9 + 5x = 3 + -18 + x

Combine like terms: 3 + -18 = -15
9 + 5x = -15 + x

Solving
9 + 5x = -15 + 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.
9 + 5x + -1x = -15 + x + -1x

Combine like terms: 5x + -1x = 4x
9 + 4x = -15 + x + -1x

Combine like terms: x + -1x = 0
9 + 4x = -15 + 0
9 + 4x = -15

Add '-9' to each side of the equation.
9 + -9 + 4x = -15 + -9

Combine like terms: 9 + -9 = 0
0 + 4x = -15 + -9
4x = -15 + -9

Combine like terms: -15 + -9 = -24
4x = -24

Divide each side by '4'.
x = -6

Simplifying
x = -6

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