2x-(-2x-7)=-1

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Solution for 2x-(-2x-7)=-1 equation:


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

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

Reorder the terms:
7 + 2x + 2x = -1

Combine like terms: 2x + 2x = 4x
7 + 4x = -1

Solving
7 + 4x = -1

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 + 4x = -1 + -7

Combine like terms: 7 + -7 = 0
0 + 4x = -1 + -7
4x = -1 + -7

Combine like terms: -1 + -7 = -8
4x = -8

Divide each side by '4'.
x = -2

Simplifying
x = -2

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