2(4+X)=-(X+7)

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Solution for 2(4+X)=-(X+7) equation:


Simplifying
2(4 + X) = -1(X + 7)
(4 * 2 + X * 2) = -1(X + 7)
(8 + 2X) = -1(X + 7)

Reorder the terms:
8 + 2X = -1(7 + X)
8 + 2X = (7 * -1 + X * -1)
8 + 2X = (-7 + -1X)

Solving
8 + 2X = -7 + -1X

Solving for variable 'X'.

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

Add 'X' to each side of the equation.
8 + 2X + X = -7 + -1X + X

Combine like terms: 2X + X = 3X
8 + 3X = -7 + -1X + X

Combine like terms: -1X + X = 0
8 + 3X = -7 + 0
8 + 3X = -7

Add '-8' to each side of the equation.
8 + -8 + 3X = -7 + -8

Combine like terms: 8 + -8 = 0
0 + 3X = -7 + -8
3X = -7 + -8

Combine like terms: -7 + -8 = -15
3X = -15

Divide each side by '3'.
X = -5

Simplifying
X = -5

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