-(-1)+7=3-5(-1)-1+-(-1)

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Solution for -(-1)+7=3-5(-1)-1+-(-1) equation: 


Simplifying
-1(-1) + 7 = 3 + -5(-1) + -1 + -1(-1)

Multiply -1 * -1
1 + 7 = 3 + -5(-1) + -1 + -1(-1)

Combine like terms: 1 + 7 = 8
8 = 3 + -5(-1) + -1 + -1(-1)

Multiply -5 * -1
8 = 3 + 5 + -1 + -1(-1)

Multiply -1 * -1
8 = 3 + 5 + -1 + 1

Combine like terms: 3 + 5 = 8
8 = 8 + -1 + 1

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

Combine like terms: 7 + 1 = 8
8 = 8

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

Combine like terms: 8 + -8 = 0
0 = 8 + -8

Combine like terms: 8 + -8 = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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