X+(x+15)=3x-70

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Solution for X+(x+15)=3x-70 equation:


Simplifying
X + (x + 15) = 3x + -70

Reorder the terms:
X + (15 + x) = 3x + -70

Remove parenthesis around (15 + x)
X + 15 + x = 3x + -70

Reorder the terms:
15 + X + x = 3x + -70

Reorder the terms:
15 + X + x = -70 + 3x

Solving
15 + X + x = -70 + 3x

Solving for variable 'X'.

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

Add '-15' to each side of the equation.
15 + X + -15 + x = -70 + -15 + 3x

Reorder the terms:
15 + -15 + X + x = -70 + -15 + 3x

Combine like terms: 15 + -15 = 0
0 + X + x = -70 + -15 + 3x
X + x = -70 + -15 + 3x

Combine like terms: -70 + -15 = -85
X + x = -85 + 3x

Add '-1x' to each side of the equation.
X + x + -1x = -85 + 3x + -1x

Combine like terms: x + -1x = 0
X + 0 = -85 + 3x + -1x
X = -85 + 3x + -1x

Combine like terms: 3x + -1x = 2x
X = -85 + 2x

Simplifying
X = -85 + 2x

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