t-6=t-21

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Solution for t-6=t-21 equation: 


Simplifying
t + -6 = t + -21

Reorder the terms:
-6 + t = t + -21

Reorder the terms:
-6 + t = -21 + t

Add '-1t' to each side of the equation.
-6 + t + -1t = -21 + t + -1t

Combine like terms: t + -1t = 0
-6 + 0 = -21 + t + -1t
-6 = -21 + t + -1t

Combine like terms: t + -1t = 0
-6 = -21 + 0
-6 = -21

Solving
-6 = -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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