-7*-7*-7*-7=

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Solution for -7*-7*-7*-7= equation: 


Simplifying
-7 * -7 * -7 * -7 = 0

Multiply -7 * -7
49 * -7 * -7 = 0

Multiply 49 * -7
-343 * -7 = 0

Multiply -343 * -7
2401 = 0

Solving
2401 = 0

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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