3t+6+5t-t-4t=42

Solution for 3t+6+5t-t-4t=42 equation:

Simplifying
3t + 6 + 5t + -1t + -4t = 42

Reorder the terms:
6 + 3t + 5t + -1t + -4t = 42

Combine like terms: 3t + 5t = 8t
6 + 8t + -1t + -4t = 42

Combine like terms: 8t + -1t = 7t
6 + 7t + -4t = 42

Combine like terms: 7t + -4t = 3t
6 + 3t = 42

Solving
6 + 3t = 42

Solving for variable 't'.

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

Add '-6' to each side of the equation.
6 + -6 + 3t = 42 + -6

Combine like terms: 6 + -6 = 0
0 + 3t = 42 + -6
3t = 42 + -6

Combine like terms: 42 + -6 = 36
3t = 36

Divide each side by '3'.
t = 12

Simplifying
t = 12