3t-5=21t

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Solution for 3t-5=21t equation:


Simplifying
3t + -5 = 21t

Reorder the terms:
-5 + 3t = 21t

Solving
-5 + 3t = 21t

Solving for variable 't'.

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

Add '-21t' to each side of the equation.
-5 + 3t + -21t = 21t + -21t

Combine like terms: 3t + -21t = -18t
-5 + -18t = 21t + -21t

Combine like terms: 21t + -21t = 0
-5 + -18t = 0

Add '5' to each side of the equation.
-5 + 5 + -18t = 0 + 5

Combine like terms: -5 + 5 = 0
0 + -18t = 0 + 5
-18t = 0 + 5

Combine like terms: 0 + 5 = 5
-18t = 5

Divide each side by '-18'.
t = -0.2777777778

Simplifying
t = -0.2777777778

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