3x+4-5x=9+8x

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Solution for 3x+4-5x=9+8x equation:


Simplifying
3x + 4 + -5x = 9 + 8x

Reorder the terms:
4 + 3x + -5x = 9 + 8x

Combine like terms: 3x + -5x = -2x
4 + -2x = 9 + 8x

Solving
4 + -2x = 9 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
4 + -2x + -8x = 9 + 8x + -8x

Combine like terms: -2x + -8x = -10x
4 + -10x = 9 + 8x + -8x

Combine like terms: 8x + -8x = 0
4 + -10x = 9 + 0
4 + -10x = 9

Add '-4' to each side of the equation.
4 + -4 + -10x = 9 + -4

Combine like terms: 4 + -4 = 0
0 + -10x = 9 + -4
-10x = 9 + -4

Combine like terms: 9 + -4 = 5
-10x = 5

Divide each side by '-10'.
x = -0.5

Simplifying
x = -0.5

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