3.2d-17.88=-d+30

Solution for 3.2d-17.88=-d+30 equation:

Simplifying
3.2d + -17.88 = -1d + 30

Reorder the terms:
-17.88 + 3.2d = -1d + 30

Reorder the terms:
-17.88 + 3.2d = 30 + -1d

Solving
-17.88 + 3.2d = 30 + -1d

Solving for variable 'd'.

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

Add 'd' to each side of the equation.
-17.88 + 3.2d + d = 30 + -1d + d

Combine like terms: 3.2d + d = 4.2d
-17.88 + 4.2d = 30 + -1d + d

Combine like terms: -1d + d = 0
-17.88 + 4.2d = 30 + 0
-17.88 + 4.2d = 30

Add '17.88' to each side of the equation.
-17.88 + 17.88 + 4.2d = 30 + 17.88

Combine like terms: -17.88 + 17.88 = 0.00
0.00 + 4.2d = 30 + 17.88
4.2d = 30 + 17.88

Combine like terms: 30 + 17.88 = 47.88
4.2d = 47.88

Divide each side by '4.2'.
d = 11.4

Simplifying
d = 11.4