72-(12+9)=

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Solution for 72-(12+9)= equation:


Simplifying
72 + -1(12 + 9) = 0

Combine like terms: 12 + 9 = 21
72 + -1(21) = 0

Multiply -1 * 21
72 + -21 = 0

Combine like terms: 72 + -21 = 51
51 = 0

Solving
51 = 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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