1.1-t+2.21=5.9

Solution for 1.1-t+2.21=5.9 equation:

Simplifying
1.1 + -1t + 2.21 = 5.9

Reorder the terms:
1.1 + 2.21 + -1t = 5.9

Combine like terms: 1.1 + 2.21 = 3.31
3.31 + -1t = 5.9

Solving
3.31 + -1t = 5.9

Solving for variable 't'.

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

Add '-3.31' to each side of the equation.
3.31 + -3.31 + -1t = 5.9 + -3.31

Combine like terms: 3.31 + -3.31 = 0.00
0.00 + -1t = 5.9 + -3.31
-1t = 5.9 + -3.31

Combine like terms: 5.9 + -3.31 = 2.59
-1t = 2.59

Divide each side by '-1'.
t = -2.59

Simplifying
t = -2.59