t=t-7

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Solution for t=t-7 equation: 


Simplifying
t = t + -7

Reorder the terms:
t = -7 + t

Add '-1t' to each side of the equation.
t + -1t = -7 + t + -1t

Combine like terms: t + -1t = 0
0 = -7 + t + -1t

Combine like terms: t + -1t = 0
0 = -7 + 0
0 = -7

Solving
0 = -7

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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