x-(-x-7)=3

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Solution for x-(-x-7)=3 equation:


Simplifying
x + -1(-1x + -7) = 3

Reorder the terms:
x + -1(-7 + -1x) = 3
x + (-7 * -1 + -1x * -1) = 3
x + (7 + 1x) = 3

Reorder the terms:
7 + x + 1x = 3

Combine like terms: x + 1x = 2x
7 + 2x = 3

Solving
7 + 2x = 3

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + -7 + 2x = 3 + -7

Combine like terms: 7 + -7 = 0
0 + 2x = 3 + -7
2x = 3 + -7

Combine like terms: 3 + -7 = -4
2x = -4

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

Simplifying
x = -2

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