t+21=6

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Solution for t+21=6 equation: 


Simplifying
t + 21 = 6

Reorder the terms:
21 + t = 6

Solving
21 + t = 6

Solving for variable 't'.

Move all terms containing t to the left, all other terms to the right.

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

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

Combine like terms: 6 + -21 = -15
t = -15

Simplifying
t = -15

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