Given the literal equation, a/e - d = c:
To solve for "a", add "d" to both sides:
a/e - d + d = c + d
a/e = c + d
Next, multiply both sides by "e" to isolate "a"
(e) a/e = [c + d] (e)
Distribute "e" into the bracket to arrive at the final answer:
a = ce + de