Answer:
r = 13
Step-by-step explanation:
these angles are vertical and are congruent
8r + 6 = 9r - 7
6 = r - 7
13 = r
5.05
3.85+0.05+1.15
= $5.05
Yes
If you can draw a verticle line through any part and it only crosses the line once it is a function
