5-2(3(5)-9)=-7

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Solution for 5-2(3(5)-9)=-7 equation: 


Simplifying
5 + -2(3(5) + -9) = -7

Multiply 3 * 5
5 + -2(15 + -9) = -7

Combine like terms: 15 + -9 = 6
5 + -2(6) = -7

Multiply -2 * 6
5 + -12 = -7

Combine like terms: 5 + -12 = -7
-7 = -7

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

Combine like terms: -7 + 7 = 0
0 = -7 + 7

Combine like terms: -7 + 7 = 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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