F(x)=3x2-11
f(5)=6-11
5f=-5
5f/5=-5/5
f=-1
Answer:
i dont want to put the whole example cz like ur school might catch u so u gonna have to do the explainin part srry:( but the answear is 156$
Step-by-step explanation:
Answer:
c = 55 . . . . (no units for cost are given in your problem statement)
Step-by-step explanation:
"t is the number of tickets" and "Marci bought 20 tickets", so we conclude t=20. Putting that value into the equation and doing the arithmetic, we find ...
c = 2.75·20 = 55
_____
We don't know if this is pennies or pounds, dollars or rupees or pesos or euros. No monetary units are mentioned in the problem statement given here.
Answer:
Look below
Step-by-step explanation:
First, you solve inside the parenthesis. 13 + 7 = 20 and 12 + 4 = 16. then you do inside these []. 20 - 16 = 4. 16 divided by 4 = 4
Hope this helped.
(P.S.: if this is an essay DO NOT copy this word to word. Your teacher sees EVERYTHING (to me its creepy >.<) )
It is a whole number and integer.