Question

If 4q -qr =1 express q in terms of r

Answer 1

We have the following:

`\begin{gathered} 4q-qr=1 \\ \end{gathered}`

Solving for r:

`\begin{gathered} qr=1-4q \\ r=(1-4q)/(q) \\ r=(1)/(q)-(4q)/(q) \\ r=(1)/(q)-4 \end{gathered}`

The answer is r = 1/q - 4