Question

Make c the subject of the formula

A=b+cd

Answer 1

c =
`(A-b)/(d)`

Explanation:

Given

A = b + cd ( subtract b from both sides )

A - b = cd ( divide both sides by d )

`(A-b)/(d)` = c

Answer 2

Solve for c is what we must do.

A = b + cd

A - b = cd

(A - b)/d = c

Done.