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

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


Simplifying
2x + 4 = -1(-7x + 7)

Reorder the terms:
4 + 2x = -1(-7x + 7)

Reorder the terms:
4 + 2x = -1(7 + -7x)
4 + 2x = (7 * -1 + -7x * -1)
4 + 2x = (-7 + 7x)

Solving
4 + 2x = -7 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
4 + 2x + -7x = -7 + 7x + -7x

Combine like terms: 2x + -7x = -5x
4 + -5x = -7 + 7x + -7x

Combine like terms: 7x + -7x = 0
4 + -5x = -7 + 0
4 + -5x = -7

Add '-4' to each side of the equation.
4 + -4 + -5x = -7 + -4

Combine like terms: 4 + -4 = 0
0 + -5x = -7 + -4
-5x = -7 + -4

Combine like terms: -7 + -4 = -11
-5x = -11

Divide each side by '-5'.
x = 2.2

Simplifying
x = 2.2

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