Respuesta :

Answer: 7.5

Explanation:

Due to the properties of a parallelogram, PR is 1/2 of PG

So, we can say that (1/2)PG=PR

Now we just substitute PG and PR for their given values

(1/2)(4x-5)=(x+5)

Now just solve for x:

4x-5=2x+10
2x-5=10
2x=15
x=(15/2)=7.5