Question

How do you solve `(r+2)/7=5/7`?

Answer 1

`r=3`

Explanation:

`"since the fractions are equal and both have a denominator"`
`"of 7 then the numerators will be equal"`

`"solve "r+2=5`

`"subtract 2 from both sides"`

`rArrr=5-2=3`