-7-3n=-13-3n

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Solution for -7-3n=-13-3n equation: 


Simplifying
-7 + -3n = -13 + -3n

Add '3n' to each side of the equation.
-7 + -3n + 3n = -13 + -3n + 3n

Combine like terms: -3n + 3n = 0
-7 + 0 = -13 + -3n + 3n
-7 = -13 + -3n + 3n

Combine like terms: -3n + 3n = 0
-7 = -13 + 0
-7 = -13

Solving
-7 = -13

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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