r/v + a = 5
subtract a from both sides
r/v = 5-a
multiply by v on both sides
r = v*(5-a)
Answer:
[tex] r = (5 - a)v [/tex]
Step-by-step explanation:
[tex] \dfrac{r}{v} + a = 5 [/tex]
[tex] \dfrac{r}{v} = 5 - a [/tex]
[tex] \dfrac{r}{v} \times v = (5 - a)v [/tex]
[tex] r = (5 - a)v [/tex]