Answer:
a=15
Step-by-step explanation:

Hope it helps
15 x .42= $ 6.30 Flour
8 x 3.99 = $31.92 Utter
1 x .67 = .67 Salt
30 x 1.49 = $ 44.70 Apples
Total = $83.59
Dollar amount is $83
Change amount is .59
If Jamal had $84.00 to spend his change was .41
Answer:
323
Step-by-step explanation:

15 pounds of peanuts cost 45 dollars
how much does 1 pound of peanuts cost
ok
15 times (cost per pound)=45
represent cost per pound with 'w'
15 times w=45
15w=45
divide both sides by 15
w=45/15
w=3
cost is $3 per pound
83 degrees hope this helps