x+30=220-3x

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Solution for x+30=220-3x equation:


Simplifying
x + 30 = 220 + -3x

Reorder the terms:
30 + x = 220 + -3x

Solving
30 + x = 220 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
30 + x + 3x = 220 + -3x + 3x

Combine like terms: x + 3x = 4x
30 + 4x = 220 + -3x + 3x

Combine like terms: -3x + 3x = 0
30 + 4x = 220 + 0
30 + 4x = 220

Add '-30' to each side of the equation.
30 + -30 + 4x = 220 + -30

Combine like terms: 30 + -30 = 0
0 + 4x = 220 + -30
4x = 220 + -30

Combine like terms: 220 + -30 = 190
4x = 190

Divide each side by '4'.
x = 47.5

Simplifying
x = 47.5

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