3+x=(-x)-8

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Solution for 3+x=(-x)-8 equation:


Simplifying
3 + x = (-1x) + -8

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

Solving
3 + x = -8 + (-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.
3 + x + (x) = -8 + (-1x) + (x)
3 + x + x = -8 + (-1x) + (x)

Combine like terms: x + x = 2x
3 + 2x = -8 + (-1x) + (x)
3 + 2x = -8 + (-1x) + x

Combine like terms: (-1x) + x = 0
3 + 2x = -8 + 0
3 + 2x = -8

Add '-3' to each side of the equation.
3 + -3 + 2x = -8 + -3

Combine like terms: 3 + -3 = 0
0 + 2x = -8 + -3
2x = -8 + -3

Combine like terms: -8 + -3 = -11
2x = -11

Divide each side by '2'.
x = -5.5

Simplifying
x = -5.5

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