20x-5*4x=-15

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Solution for 20x-5*4x=-15 equation: 


Simplifying
20x + -5 * 4x = -15

Multiply -5 * 4
20x + -20x = -15

Combine like terms: 20x + -20x = 0
0 = -15

Solving
0 = -15

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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