4(4+5)=20

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Solution for 4(4+5)=20 equation: 


Simplifying
4(4 + 5) = 20

Combine like terms: 4 + 5 = 9
4(9) = 20

Multiply 4 * 9
36 = 20

Solving
36 = 20

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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