210=x+3x-18

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Solution for 210=x+3x-18 equation:


Simplifying
210 = x + 3x + -18

Reorder the terms:
210 = -18 + x + 3x

Combine like terms: x + 3x = 4x
210 = -18 + 4x

Solving
210 = -18 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
210 + -4x = -18 + 4x + -4x

Combine like terms: 4x + -4x = 0
210 + -4x = -18 + 0
210 + -4x = -18

Add '-210' to each side of the equation.
210 + -210 + -4x = -18 + -210

Combine like terms: 210 + -210 = 0
0 + -4x = -18 + -210
-4x = -18 + -210

Combine like terms: -18 + -210 = -228
-4x = -228

Divide each side by '-4'.
x = 57

Simplifying
x = 57

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