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
i have no idea about a but
B. LN corresponds to EF
MN corresponds to DF
E corresponds to L
F corresponds to N
Answer:
14 dollars
Step-by-step explanation:
14÷2= 7
7+5=12
Answer:
c. 4.27
Step-by-step explanation:
We have been given the regression equation of for predicting number of speeding tickets (Y) from information about driver age (X) as
.
To find the predicted number of tickets for a twenty-year-old, we will substitute
in our given equation.



Therefore, the predicted number of tickets for a twenty-year-old would be 4.27 tickets.
You might want to see what other people say but I think that it is 40