6-(21-5*4)=

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Solution for 6-(21-5*4)= equation: 


Simplifying
6 + -1(21 + -5 * 4) = 0

Multiply -5 * 4
6 + -1(21 + -20) = 0

Combine like terms: 21 + -20 = 1
6 + -1(1) = 0

Multiply -1 * 1
6 + -1 = 0

Combine like terms: 6 + -1 = 5
5 = 0

Solving
5 = 0

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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