3x+4=18-2x

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Solution for 3x+4=18-2x equation:


Simplifying
3x + 4 = 18 + -2x

Reorder the terms:
4 + 3x = 18 + -2x

Solving
4 + 3x = 18 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
4 + 3x + 2x = 18 + -2x + 2x

Combine like terms: 3x + 2x = 5x
4 + 5x = 18 + -2x + 2x

Combine like terms: -2x + 2x = 0
4 + 5x = 18 + 0
4 + 5x = 18

Add '-4' to each side of the equation.
4 + -4 + 5x = 18 + -4

Combine like terms: 4 + -4 = 0
0 + 5x = 18 + -4
5x = 18 + -4

Combine like terms: 18 + -4 = 14
5x = 14

Divide each side by '5'.
x = 2.8

Simplifying
x = 2.8

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