110=(x+20)+(3x-30)

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Solution for 110=(x+20)+(3x-30) equation:


Simplifying
110 = (x + 20) + (3x + -30)

Reorder the terms:
110 = (20 + x) + (3x + -30)

Remove parenthesis around (20 + x)
110 = 20 + x + (3x + -30)

Reorder the terms:
110 = 20 + x + (-30 + 3x)

Remove parenthesis around (-30 + 3x)
110 = 20 + x + -30 + 3x

Reorder the terms:
110 = 20 + -30 + x + 3x

Combine like terms: 20 + -30 = -10
110 = -10 + x + 3x

Combine like terms: x + 3x = 4x
110 = -10 + 4x

Solving
110 = -10 + 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.
110 + -4x = -10 + 4x + -4x

Combine like terms: 4x + -4x = 0
110 + -4x = -10 + 0
110 + -4x = -10

Add '-110' to each side of the equation.
110 + -110 + -4x = -10 + -110

Combine like terms: 110 + -110 = 0
0 + -4x = -10 + -110
-4x = -10 + -110

Combine like terms: -10 + -110 = -120
-4x = -120

Divide each side by '-4'.
x = 30

Simplifying
x = 30

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