(-1+7x)-(-7-x)=36

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Solution for (-1+7x)-(-7-x)=36 equation:


Simplifying
(-1 + 7x) + -1(-7 + -1x) = 36

Remove parenthesis around (-1 + 7x)
-1 + 7x + -1(-7 + -1x) = 36
-1 + 7x + (-7 * -1 + -1x * -1) = 36
-1 + 7x + (7 + 1x) = 36

Reorder the terms:
-1 + 7 + 7x + 1x = 36

Combine like terms: -1 + 7 = 6
6 + 7x + 1x = 36

Combine like terms: 7x + 1x = 8x
6 + 8x = 36

Solving
6 + 8x = 36

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 8x = 36 + -6

Combine like terms: 6 + -6 = 0
0 + 8x = 36 + -6
8x = 36 + -6

Combine like terms: 36 + -6 = 30
8x = 30

Divide each side by '8'.
x = 3.75

Simplifying
x = 3.75

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