21+6+3(21)=

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Solution for 21+6+3(21)= equation: 


Simplifying
21 + 6 + 3(21) = 0

Multiply 3 * 21
21 + 6 + 63 = 0

Combine like terms: 21 + 6 = 27
27 + 63 = 0

Combine like terms: 27 + 63 = 90
90 = 0

Solving
90 = 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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