5x-3+x=18

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


Simplifying
5x + -3 + x = 18

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

Combine like terms: 5x + x = 6x
-3 + 6x = 18

Solving
-3 + 6x = 18

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + 6x = 18 + 3

Combine like terms: -3 + 3 = 0
0 + 6x = 18 + 3
6x = 18 + 3

Combine like terms: 18 + 3 = 21
6x = 21

Divide each side by '6'.
x = 3.5

Simplifying
x = 3.5

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