(3x-30)+80+x+90=360

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Solution for (3x-30)+80+x+90=360 equation:


Simplifying
(3x + -30) + 80 + x + 90 = 360

Reorder the terms:
(-30 + 3x) + 80 + x + 90 = 360

Remove parenthesis around (-30 + 3x)
-30 + 3x + 80 + x + 90 = 360

Reorder the terms:
-30 + 80 + 90 + 3x + x = 360

Combine like terms: -30 + 80 = 50
50 + 90 + 3x + x = 360

Combine like terms: 50 + 90 = 140
140 + 3x + x = 360

Combine like terms: 3x + x = 4x
140 + 4x = 360

Solving
140 + 4x = 360

Solving for variable 'x'.

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

Add '-140' to each side of the equation.
140 + -140 + 4x = 360 + -140

Combine like terms: 140 + -140 = 0
0 + 4x = 360 + -140
4x = 360 + -140

Combine like terms: 360 + -140 = 220
4x = 220

Divide each side by '4'.
x = 55

Simplifying
x = 55

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