28-(-3)*(-7)=

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Solution for 28-(-3)*(-7)= equation: 


Simplifying
28 + -1(-3)(-7) = 0

Multiply -1 * -3
28 + 3 * -7 = 0

Multiply 3 * -7
28 + -21 = 0

Combine like terms: 28 + -21 = 7
7 = 0

Solving
7 = 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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