60=21+3t

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Solution for 60=21+3t equation:


Simplifying
60 = 21 + 3t

Solving
60 = 21 + 3t

Solving for variable 't'.

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

Add '-3t' to each side of the equation.
60 + -3t = 21 + 3t + -3t

Combine like terms: 3t + -3t = 0
60 + -3t = 21 + 0
60 + -3t = 21

Add '-60' to each side of the equation.
60 + -60 + -3t = 21 + -60

Combine like terms: 60 + -60 = 0
0 + -3t = 21 + -60
-3t = 21 + -60

Combine like terms: 21 + -60 = -39
-3t = -39

Divide each side by '-3'.
t = 13

Simplifying
t = 13

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