9t-5=-21+t

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Solution for 9t-5=-21+t equation:


Simplifying
9t + -5 = -21 + t

Reorder the terms:
-5 + 9t = -21 + t

Solving
-5 + 9t = -21 + t

Solving for variable 't'.

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

Add '-1t' to each side of the equation.
-5 + 9t + -1t = -21 + t + -1t

Combine like terms: 9t + -1t = 8t
-5 + 8t = -21 + t + -1t

Combine like terms: t + -1t = 0
-5 + 8t = -21 + 0
-5 + 8t = -21

Add '5' to each side of the equation.
-5 + 5 + 8t = -21 + 5

Combine like terms: -5 + 5 = 0
0 + 8t = -21 + 5
8t = -21 + 5

Combine like terms: -21 + 5 = -16
8t = -16

Divide each side by '8'.
t = -2

Simplifying
t = -2

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