t-3+4t=3(3+9)

Solution for t-3+4t=3(3+9) equation:

Simplifying
t + -3 + 4t = 3(3 + 9)

Reorder the terms:
-3 + t + 4t = 3(3 + 9)

Combine like terms: t + 4t = 5t
-3 + 5t = 3(3 + 9)

Combine like terms: 3 + 9 = 12
-3 + 5t = 3(12)

Multiply 3 * 12
-3 + 5t = 36

Solving
-3 + 5t = 36

Solving for variable 't'.

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

Add '3' to each side of the equation.
-3 + 3 + 5t = 36 + 3

Combine like terms: -3 + 3 = 0
0 + 5t = 36 + 3
5t = 36 + 3

Combine like terms: 36 + 3 = 39
5t = 39

Divide each side by '5'.
t = 7.8

Simplifying
t = 7.8