D(a-b)=c

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Solution for D(a-b)=c equation:


Simplifying
D(a + -1b) = c
(a * D + -1b * D) = c
(aD + -1bD) = c

Solving
aD + -1bD = c

Solving for variable 'a'.

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

Add 'bD' to each side of the equation.
aD + -1bD + bD = bD + c

Combine like terms: -1bD + bD = 0
aD + 0 = bD + c
aD = bD + c

Divide each side by 'D'.
a = b + cD-1

Simplifying
a = b + cD-1

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