15.75+3.2d=54.15

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Solution for 15.75+3.2d=54.15 equation: 


Simplifying
15.75 + 3.2d = 54.15

Solving
15.75 + 3.2d = 54.15

Solving for variable 'd'.

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

Add '-15.75' to each side of the equation.
15.75 + -15.75 + 3.2d = 54.15 + -15.75

Combine like terms: 15.75 + -15.75 = 0.00
0.00 + 3.2d = 54.15 + -15.75
3.2d = 54.15 + -15.75

Combine like terms: 54.15 + -15.75 = 38.4
3.2d = 38.4

Divide each side by '3.2'.
d = 12

Simplifying
d = 12

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