13(20-9)=

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Solution for 13(20-9)= equation: 


Simplifying
13(20 + -9) = 0

Combine like terms: 20 + -9 = 11
13(11) = 0

Multiply 13 * 11
143 = 0

Solving
143 = 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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