5(-9)+2[11-(-9)]=-5

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Solution for 5(-9)+2[11-(-9)]=-5 equation: 


Simplifying
5(-9) + 2[11 + -1(-9)] = -5

Multiply 5 * -9
-45 + 2[11 + -1(-9)] = -5

Multiply -1 * -9
-45 + 2[11 + 9] = -5

Combine like terms: 11 + 9 = 20
-45 + 2[20] = -5

Multiply 2 * 20
-45 + 40 = -5

Combine like terms: -45 + 40 = -5
-5 = -5

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

Combine like terms: -5 + 5 = 0
0 = -5 + 5

Combine like terms: -5 + 5 = 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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