X+70+x+30+2x-10+2x+2x+x=720

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Solution for X+70+x+30+2x-10+2x+2x+x=720 equation:


Simplifying
X + 70 + x + 30 + 2x + -10 + 2x + 2x + x = 720

Reorder the terms:
70 + 30 + -10 + X + x + 2x + 2x + 2x + x = 720

Combine like terms: 70 + 30 = 100
100 + -10 + X + x + 2x + 2x + 2x + x = 720

Combine like terms: 100 + -10 = 90
90 + X + x + 2x + 2x + 2x + x = 720

Combine like terms: x + 2x = 3x
90 + X + 3x + 2x + 2x + x = 720

Combine like terms: 3x + 2x = 5x
90 + X + 5x + 2x + x = 720

Combine like terms: 5x + 2x = 7x
90 + X + 7x + x = 720

Combine like terms: 7x + x = 8x
90 + X + 8x = 720

Solving
90 + X + 8x = 720

Solving for variable 'X'.

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

Add '-90' to each side of the equation.
90 + X + -90 + 8x = 720 + -90

Reorder the terms:
90 + -90 + X + 8x = 720 + -90

Combine like terms: 90 + -90 = 0
0 + X + 8x = 720 + -90
X + 8x = 720 + -90

Combine like terms: 720 + -90 = 630
X + 8x = 630

Add '-8x' to each side of the equation.
X + 8x + -8x = 630 + -8x

Combine like terms: 8x + -8x = 0
X + 0 = 630 + -8x
X = 630 + -8x

Simplifying
X = 630 + -8x

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