115+110+x+25+x-30+x+x=720

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Solution for 115+110+x+25+x-30+x+x=720 equation: 


Simplifying
115 + 110 + x + 25 + x + -30 + x + x = 720

Reorder the terms:
115 + 110 + 25 + -30 + x + x + x + x = 720

Combine like terms: 115 + 110 = 225
225 + 25 + -30 + x + x + x + x = 720

Combine like terms: 225 + 25 = 250
250 + -30 + x + x + x + x = 720

Combine like terms: 250 + -30 = 220
220 + x + x + x + x = 720

Combine like terms: x + x = 2x
220 + 2x + x + x = 720

Combine like terms: 2x + x = 3x
220 + 3x + x = 720

Combine like terms: 3x + x = 4x
220 + 4x = 720

Solving
220 + 4x = 720

Solving for variable 'x'.

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

Add '-220' to each side of the equation.
220 + -220 + 4x = 720 + -220

Combine like terms: 220 + -220 = 0
0 + 4x = 720 + -220
4x = 720 + -220

Combine like terms: 720 + -220 = 500
4x = 500

Divide each side by '4'.
x = 125

Simplifying
x = 125

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