4-(7x-7)=7-8x

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Solution for 4-(7x-7)=7-8x equation:


Simplifying
4 + -1(7x + -7) = 7 + -8x

Reorder the terms:
4 + -1(-7 + 7x) = 7 + -8x
4 + (-7 * -1 + 7x * -1) = 7 + -8x
4 + (7 + -7x) = 7 + -8x

Combine like terms: 4 + 7 = 11
11 + -7x = 7 + -8x

Solving
11 + -7x = 7 + -8x

Solving for variable 'x'.

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

Add '8x' to each side of the equation.
11 + -7x + 8x = 7 + -8x + 8x

Combine like terms: -7x + 8x = 1x
11 + 1x = 7 + -8x + 8x

Combine like terms: -8x + 8x = 0
11 + 1x = 7 + 0
11 + 1x = 7

Add '-11' to each side of the equation.
11 + -11 + 1x = 7 + -11

Combine like terms: 11 + -11 = 0
0 + 1x = 7 + -11
1x = 7 + -11

Combine like terms: 7 + -11 = -4
1x = -4

Divide each side by '1'.
x = -4

Simplifying
x = -4

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