-21t+9=-54

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Solution for -21t+9=-54 equation: 


Simplifying
-21t + 9 = -54

Reorder the terms:
9 + -21t = -54

Solving
9 + -21t = -54

Solving for variable 't'.

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

Add '-9' to each side of the equation.
9 + -9 + -21t = -54 + -9

Combine like terms: 9 + -9 = 0
0 + -21t = -54 + -9
-21t = -54 + -9

Combine like terms: -54 + -9 = -63
-21t = -63

Divide each side by '-21'.
t = 3

Simplifying
t = 3

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