7k-5=7k-21

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Solution for 7k-5=7k-21 equation:


Simplifying
7k + -5 = 7k + -21

Reorder the terms:
-5 + 7k = 7k + -21

Reorder the terms:
-5 + 7k = -21 + 7k

Add '-7k' to each side of the equation.
-5 + 7k + -7k = -21 + 7k + -7k

Combine like terms: 7k + -7k = 0
-5 + 0 = -21 + 7k + -7k
-5 = -21 + 7k + -7k

Combine like terms: 7k + -7k = 0
-5 = -21 + 0
-5 = -21

Solving
-5 = -21

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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