19 + (11+37) = (19 + 11) + 37
Associative property of addition
Answer:
12 miles per gallon
Step-by-step explanation:
I hope this helps
30 / 500 = x / 900....$ 30 tax / 500 item = $ x tax on 900 item
cross multiply
(500)(x) = (900)(30)
500x = 27000
x = 27000/500
x = 54 <===
I hope this helps. Since there are verticale angles that’s why I added another x.
Total pages=125
Pages read in 1 day=12
Pages read in 4 days=4×12=48
Left pages to read=125-48=77 pages