3=t+11.5-1

Solution for 3=t+11.5-1 equation:

Simplifying
3 = t + 11.5 + -1

Reorder the terms:
3 = 11.5 + -1 + t

Combine like terms: 11.5 + -1 = 10.5
3 = 10.5 + t

Solving
3 = 10.5 + t

Solving for variable 't'.

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

Add '-1t' to each side of the equation.
3 + -1t = 10.5 + t + -1t

Combine like terms: t + -1t = 0
3 + -1t = 10.5 + 0
3 + -1t = 10.5

Add '-3' to each side of the equation.
3 + -3 + -1t = 10.5 + -3

Combine like terms: 3 + -3 = 0
0 + -1t = 10.5 + -3
-1t = 10.5 + -3

Combine like terms: 10.5 + -3 = 7.5
-1t = 7.5

Divide each side by '-1'.
t = -7.5

Simplifying
t = -7.5