The answers are #1 45 #2 24 #3 10
Is that the Algebra work/practice book? If so, go into algebra nation and they have videos where they go step by step through the questions. Hope this helps?
Answer:
(8+9) 3 - 1 = 50
Step-by-step explanation:
8 + 9 = 17
17 x 3 = 51
51 - 1 = 50
Burrito: 20
hot sauce: 80
taco: 400