So one trip = 4 km
two trips = 8
8 + 4 = 12
i believe your answer is 12
Thanks!
Answer:
She will have paid $168 not including the original $75 and $243 with.
A. C(n)=10n+125
cost×number of buttons is equal to 10 cents times the number of buttons, plus the $125 cost of the button machine
70 or +70
To represent a positive integer