105=21t

Solution for 105=21t equation:

Simplifying
105 = 21t

Solving
105 = 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.
105 + -21t = 21t + -21t

Combine like terms: 21t + -21t = 0
105 + -21t = 0

Add '-105' to each side of the equation.
105 + -105 + -21t = 0 + -105

Combine like terms: 105 + -105 = 0
0 + -21t = 0 + -105
-21t = 0 + -105

Combine like terms: 0 + -105 = -105
-21t = -105

Divide each side by '-21'.
t = 5

Simplifying
t = 5