5+1.5(2d-5.4)=0.5

Solution for 5+1.5(2d-5.4)=0.5 equation:

Simplifying
5 + 1.5(2d + -5.4) = 0.5

Reorder the terms:
5 + 1.5(-5.4 + 2d) = 0.5
5 + (-5.4 * 1.5 + 2d * 1.5) = 0.5
5 + (-8.1 + 3d) = 0.5

Combine like terms: 5 + -8.1 = -3.1
-3.1 + 3d = 0.5

Solving
-3.1 + 3d = 0.5

Solving for variable 'd'.

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

Add '3.1' to each side of the equation.
-3.1 + 3.1 + 3d = 0.5 + 3.1

Combine like terms: -3.1 + 3.1 = 0.0
0.0 + 3d = 0.5 + 3.1
3d = 0.5 + 3.1

Combine like terms: 0.5 + 3.1 = 3.6
3d = 3.6

Divide each side by '3'.
d = 1.2

Simplifying
d = 1.2