2(X+7)=X-1

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Solution for 2(X+7)=X-1 equation:


Simplifying
2(X + 7) = X + -1

Reorder the terms:
2(7 + X) = X + -1
(7 * 2 + X * 2) = X + -1
(14 + 2X) = X + -1

Reorder the terms:
14 + 2X = -1 + X

Solving
14 + 2X = -1 + X

Solving for variable 'X'.

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

Add '-1X' to each side of the equation.
14 + 2X + -1X = -1 + X + -1X

Combine like terms: 2X + -1X = 1X
14 + 1X = -1 + X + -1X

Combine like terms: X + -1X = 0
14 + 1X = -1 + 0
14 + 1X = -1

Add '-14' to each side of the equation.
14 + -14 + 1X = -1 + -14

Combine like terms: 14 + -14 = 0
0 + 1X = -1 + -14
1X = -1 + -14

Combine like terms: -1 + -14 = -15
1X = -15

Divide each side by '1'.
X = -15

Simplifying
X = -15

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