0.7t+0.3(t-0.5)=4.39

Solution for 0.7t+0.3(t-0.5)=4.39 equation:

Simplifying
0.7t + 0.3(t + -0.5) = 4.39

Reorder the terms:
0.7t + 0.3(-0.5 + t) = 4.39
0.7t + (-0.5 * 0.3 + t * 0.3) = 4.39
0.7t + (-0.15 + 0.3t) = 4.39

Reorder the terms:
-0.15 + 0.7t + 0.3t = 4.39

Combine like terms: 0.7t + 0.3t = 1t
-0.15 + 1t = 4.39

Solving
-0.15 + 1t = 4.39

Solving for variable 't'.

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

Add '0.15' to each side of the equation.
-0.15 + 0.15 + 1t = 4.39 + 0.15

Combine like terms: -0.15 + 0.15 = 0.00
0.00 + 1t = 4.39 + 0.15
1t = 4.39 + 0.15

Combine like terms: 4.39 + 0.15 = 4.54
1t = 4.54

Divide each side by '1'.
t = 4.54

Simplifying
t = 4.54