Question

`(1)/(2) +(r)/(7) = (5)/(14) WILL GIVE BRAILIEST`

Answer 1

r = -1

Explanation:

Multiply both sides by the common denominator (14)

`14((1)/(2) + (r)/(7)) = (5)/(14) (14)`

Distribute

`7 + 2r = 5`

Subtract both sides by 7

`2r = -2`

Divide both sides by 2

`r = -1\\`