12-3(t-1)=

Solution for 12-3(t-1)= equation:

Simplifying
12 + -3(t + -1) = 0

Reorder the terms:
12 + -3(-1 + t) = 0
12 + (-1 * -3 + t * -3) = 0
12 + (3 + -3t) = 0

Combine like terms: 12 + 3 = 15
15 + -3t = 0

Solving
15 + -3t = 0

Solving for variable 't'.

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

Add '-15' to each side of the equation.
15 + -15 + -3t = 0 + -15

Combine like terms: 15 + -15 = 0
0 + -3t = 0 + -15
-3t = 0 + -15

Combine like terms: 0 + -15 = -15
-3t = -15

Divide each side by '-3'.
t = 5

Simplifying
t = 5