520*780-90*390=78

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Solution for 520*780-90*390=78 equation: 


Simplifying
520 * 780 + -90 * 390 = 78

Multiply 520 * 780
405600 + -90 * 390 = 78

Multiply -90 * 390
405600 + -35100 = 78

Combine like terms: 405600 + -35100 = 370500
370500 = 78

Solving
370500 = 78

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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