2x+8=-x-(x+15)

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Solution for 2x+8=-x-(x+15) equation:


Simplifying
2x + 8 = -1x + -1(x + 15)

Reorder the terms:
8 + 2x = -1x + -1(x + 15)

Reorder the terms:
8 + 2x = -1x + -1(15 + x)
8 + 2x = -1x + (15 * -1 + x * -1)
8 + 2x = -1x + (-15 + -1x)

Reorder the terms:
8 + 2x = -15 + -1x + -1x

Combine like terms: -1x + -1x = -2x
8 + 2x = -15 + -2x

Solving
8 + 2x = -15 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
8 + 2x + 2x = -15 + -2x + 2x

Combine like terms: 2x + 2x = 4x
8 + 4x = -15 + -2x + 2x

Combine like terms: -2x + 2x = 0
8 + 4x = -15 + 0
8 + 4x = -15

Add '-8' to each side of the equation.
8 + -8 + 4x = -15 + -8

Combine like terms: 8 + -8 = 0
0 + 4x = -15 + -8
4x = -15 + -8

Combine like terms: -15 + -8 = -23
4x = -23

Divide each side by '4'.
x = -5.75

Simplifying
x = -5.75

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