-42=-12t

Solution for -42=-12t equation:

Simplifying
-42 = -12t

Solving
-42 = -12t

Solving for variable 't'.

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

Add '12t' to each side of the equation.
-42 + 12t = -12t + 12t

Combine like terms: -12t + 12t = 0
-42 + 12t = 0

Add '42' to each side of the equation.
-42 + 42 + 12t = 0 + 42

Combine like terms: -42 + 42 = 0
0 + 12t = 0 + 42
12t = 0 + 42

Combine like terms: 0 + 42 = 42
12t = 42

Divide each side by '12'.
t = 3.5

Simplifying
t = 3.5