How would you explain this question in your head then try to solve your way. I hope this helps you with the question.
Price =x
x=30
half of 30 is 15
add 15 to 30
get 45 do that but change you're numbers
60 matches in the year because 24+12=36+24=60 matches
-2x^2 - 5 is same shape as -2x^2 except that the whole graph is translated verticall downwards 5 units
Last answer for the first question and in not sure about the second one
