3x-5x+8=18

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Solution for 3x-5x+8=18 equation:


Simplifying
3x + -5x + 8 = 18

Reorder the terms:
8 + 3x + -5x = 18

Combine like terms: 3x + -5x = -2x
8 + -2x = 18

Solving
8 + -2x = 18

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + -2x = 18 + -8

Combine like terms: 8 + -8 = 0
0 + -2x = 18 + -8
-2x = 18 + -8

Combine like terms: 18 + -8 = 10
-2x = 10

Divide each side by '-2'.
x = -5

Simplifying
x = -5

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