(5t-21)=

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Solution for (5t-21)= equation:


Simplifying
(5t + -21) = 0

Reorder the terms:
(-21 + 5t) = 0

Remove parenthesis around (-21 + 5t)
-21 + 5t = 0

Solving
-21 + 5t = 0

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 + 5t = 0 + 21

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

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

Divide each side by '5'.
t = 4.2

Simplifying
t = 4.2

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