x+2x+x+10=18

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Solution for x+2x+x+10=18 equation: 


Simplifying
x + 2x + x + 10 = 18

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

Combine like terms: x + 2x = 3x
10 + 3x + x = 18

Combine like terms: 3x + x = 4x
10 + 4x = 18

Solving
10 + 4x = 18

Solving for variable 'x'.

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

Add '-10' to each side of the equation.
10 + -10 + 4x = 18 + -10

Combine like terms: 10 + -10 = 0
0 + 4x = 18 + -10
4x = 18 + -10

Combine like terms: 18 + -10 = 8
4x = 8

Divide each side by '4'.
x = 2

Simplifying
x = 2

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