0.3t+0.7(t-0.6)=3.81

Solution for 0.3t+0.7(t-0.6)=3.81 equation:

Simplifying
0.3t + 0.7(t + -0.6) = 3.81

Reorder the terms:
0.3t + 0.7(-0.6 + t) = 3.81
0.3t + (-0.6 * 0.7 + t * 0.7) = 3.81
0.3t + (-0.42 + 0.7t) = 3.81

Reorder the terms:
-0.42 + 0.3t + 0.7t = 3.81

Combine like terms: 0.3t + 0.7t = 1t
-0.42 + 1t = 3.81

Solving
-0.42 + 1t = 3.81

Solving for variable 't'.

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

Add '0.42' to each side of the equation.
-0.42 + 0.42 + 1t = 3.81 + 0.42

Combine like terms: -0.42 + 0.42 = 0.00
0.00 + 1t = 3.81 + 0.42
1t = 3.81 + 0.42

Combine like terms: 3.81 + 0.42 = 4.23
1t = 4.23

Divide each side by '1'.
t = 4.23

Simplifying
t = 4.23