Question

If ba-cd =b which expression represents "a"?A. b-cd/bB. b+cd/bC. b/b-cdD. b/b+cd

Answer 1

Isolating the variable 'a' in the expression, we have:

`\begin{gathered} ba-cd=b \\ ba=b+cd \\ a=(b+cd)/(b) \end{gathered}`

So the correct option is B.