-(-4-8r)=7+8r

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Solution for -(-4-8r)=7+8r equation: 


Simplifying
-1(-4 + -8r) = 7 + 8r
(-4 * -1 + -8r * -1) = 7 + 8r
(4 + 8r) = 7 + 8r

Add '-8r' to each side of the equation.
4 + 8r + -8r = 7 + 8r + -8r

Combine like terms: 8r + -8r = 0
4 + 0 = 7 + 8r + -8r
4 = 7 + 8r + -8r

Combine like terms: 8r + -8r = 0
4 = 7 + 0
4 = 7

Solving
4 = 7

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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