(-4)-(-7)=-3

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Solution for (-4)-(-7)=-3 equation: 


Simplifying
(-4) + -1(-7) = -3
-4 + -1(-7) = -3

Multiply -1 * -7
-4 + 7 = -3

Combine like terms: -4 + 7 = 3
3 = -3

Solving
3 = -3

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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