2t-1=3(t+21)

Solution for 2t-1=3(t+21) equation:

Simplifying
2t + -1 = 3(t + 21)

Reorder the terms:
-1 + 2t = 3(t + 21)

Reorder the terms:
-1 + 2t = 3(21 + t)
-1 + 2t = (21 * 3 + t * 3)
-1 + 2t = (63 + 3t)

Solving
-1 + 2t = 63 + 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.
-1 + 2t + -3t = 63 + 3t + -3t

Combine like terms: 2t + -3t = -1t
-1 + -1t = 63 + 3t + -3t

Combine like terms: 3t + -3t = 0
-1 + -1t = 63 + 0
-1 + -1t = 63

Add '1' to each side of the equation.
-1 + 1 + -1t = 63 + 1

Combine like terms: -1 + 1 = 0
0 + -1t = 63 + 1
-1t = 63 + 1

Combine like terms: 63 + 1 = 64
-1t = 64

Divide each side by '-1'.
t = -64

Simplifying
t = -64