3d+1=-3.6(a-1)

Solution for 3d+1=-3.6(a-1) equation:

Simplifying
3d + 1 = -3.6(a + -1)

Reorder the terms:
1 + 3d = -3.6(a + -1)

Reorder the terms:
1 + 3d = -3.6(-1 + a)
1 + 3d = (-1 * -3.6 + a * -3.6)
1 + 3d = (3.6 + -3.6a)

Solving
1 + 3d = 3.6 + -3.6a

Solving for variable 'd'.

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

Add '-1' to each side of the equation.
1 + -1 + 3d = 3.6 + -1 + -3.6a

Combine like terms: 1 + -1 = 0
0 + 3d = 3.6 + -1 + -3.6a
3d = 3.6 + -1 + -3.6a

Combine like terms: 3.6 + -1 = 2.6
3d = 2.6 + -3.6a

Divide each side by '3'.
d = 0.8666666667 + -1.2a

Simplifying
d = 0.8666666667 + -1.2a