2x+105+x=18

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Solution for 2x+105+x=18 equation:


Simplifying
2x + 105 + x = 18

Reorder the terms:
105 + 2x + x = 18

Combine like terms: 2x + x = 3x
105 + 3x = 18

Solving
105 + 3x = 18

Solving for variable 'x'.

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

Add '-105' to each side of the equation.
105 + -105 + 3x = 18 + -105

Combine like terms: 105 + -105 = 0
0 + 3x = 18 + -105
3x = 18 + -105

Combine like terms: 18 + -105 = -87
3x = -87

Divide each side by '3'.
x = -29

Simplifying
x = -29

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