13. 79
14. 79
15. 101
16. 101
17. alternate interior angles
18. alternate exterior angles
19. vertical angles
20. corresponding angles
For a you need to do (10 times 13) plus (10 times 7) because there's two boxes one is shaded.
For b you need to do (7.5 times 20) plus (2.5 times 20)
Answer:
$8x + $12y = $120
Step-by-step explanation:
x = amount of juice
y = amount of pizza
$120 = his total money