0.8t+0.2(t-0.6)=3.57

Solution for 0.8t+0.2(t-0.6)=3.57 equation:

Simplifying
0.8t + 0.2(t + -0.6) = 3.57

Reorder the terms:
0.8t + 0.2(-0.6 + t) = 3.57
0.8t + (-0.6 * 0.2 + t * 0.2) = 3.57
0.8t + (-0.12 + 0.2t) = 3.57

Reorder the terms:
-0.12 + 0.8t + 0.2t = 3.57

Combine like terms: 0.8t + 0.2t = 1t
-0.12 + 1t = 3.57

Solving
-0.12 + 1t = 3.57

Solving for variable 't'.

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

Add '0.12' to each side of the equation.
-0.12 + 0.12 + 1t = 3.57 + 0.12

Combine like terms: -0.12 + 0.12 = 0.00
0.00 + 1t = 3.57 + 0.12
1t = 3.57 + 0.12

Combine like terms: 3.57 + 0.12 = 3.69
1t = 3.69

Divide each side by '1'.
t = 3.69

Simplifying
t = 3.69