30+x=18+5x

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Solution for 30+x=18+5x equation:


Simplifying
30 + x = 18 + 5x

Solving
30 + x = 18 + 5x

Solving for variable 'x'.

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

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

Combine like terms: x + -5x = -4x
30 + -4x = 18 + 5x + -5x

Combine like terms: 5x + -5x = 0
30 + -4x = 18 + 0
30 + -4x = 18

Add '-30' to each side of the equation.
30 + -30 + -4x = 18 + -30

Combine like terms: 30 + -30 = 0
0 + -4x = 18 + -30
-4x = 18 + -30

Combine like terms: 18 + -30 = -12
-4x = -12

Divide each side by '-4'.
x = 3

Simplifying
x = 3

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