20=8-2-4

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Solution for 20=8-2-4 equation: 


Simplifying
20 = 8 + -2 + -4

Combine like terms: 8 + -2 = 6
20 = 6 + -4

Combine like terms: 6 + -4 = 2
20 = 2

Solving
20 = 2

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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