Y= -2x^3 is the answer
Hope this helps!
Answer:

gallons of paint was used by Lucy.
Step-by-step explanation:

29/12 = 2 5/12
2x+5y=619
x=10y-3
________
2(10y-3) +5y=619
20y-6+5y=619
25y=619+6
25y=625
y=625/25
y=25
x=10*25-3
x=250-3
x=247
Answer: 4 minutes
Step-by-step explanation: 1 minute = 44 words so 176 divided by 44 is 4 minutes.