5(4.2)-5(16.28)=21

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Solution for 5(4.2)-5(16.28)=21 equation: 


Simplifying
5(4.2) + -5(16.28) = 21

Multiply 5 * 4.2
21 + -5(16.28) = 21

Multiply -5 * 16.28
21 + -81.4 = 21

Combine like terms: 21 + -81.4 = -60.4
-60.4 = 21

Solving
-60.4 = 21

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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