2.6(t+9.9)-10.2=-3.18

Solution for 2.6(t+9.9)-10.2=-3.18 equation:

Simplifying
2.6(t + 9.9) + -10.2 = -3.18

Reorder the terms:
2.6(9.9 + t) + -10.2 = -3.18
(9.9 * 2.6 + t * 2.6) + -10.2 = -3.18
(25.74 + 2.6t) + -10.2 = -3.18

Reorder the terms:
25.74 + -10.2 + 2.6t = -3.18

Combine like terms: 25.74 + -10.2 = 15.54
15.54 + 2.6t = -3.18

Solving
15.54 + 2.6t = -3.18

Solving for variable 't'.

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

Add '-15.54' to each side of the equation.
15.54 + -15.54 + 2.6t = -3.18 + -15.54

Combine like terms: 15.54 + -15.54 = 0.00
0.00 + 2.6t = -3.18 + -15.54
2.6t = -3.18 + -15.54

Combine like terms: -3.18 + -15.54 = -18.72
2.6t = -18.72

Divide each side by '2.6'.
t = -7.2

Simplifying
t = -7.2