(-3)=(21)-4

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Solution for (-3)=(21)-4 equation: 


Simplifying
(-3) = (21) + -4
-3 = (21) + -4
-3 = 21 + -4

Combine like terms: 21 + -4 = 17
-3 = 17

Solving
-3 = 17

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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