Answer:
no. of senior citizens=x
no.of other people=7-x
cost=30=k(7-x)+(k/2)x. k is the cost of a ticket
k(7-x+x/2)
k(7-x/2)-30=0
k=60/(14-x)
now do trial and error substitution for (x<7) until u get a whole number for k also (k<30). if you have the skills you can suggest the number yourself
ie x= 2, k=5$
The answer to #1...hope this helps
Answer:
The point on the line is not filled in (so just a white circle) because the sign is an "equal to" sign. The line always faces the opposite side of the jaws, so in the case of x > 4, the line goes right starting from the hollow point above 4.
so 120 - 39 is 80 then minus the basketball and you get fortyfor
Answer:
10 dimes and 14 quarters
Step-by-step explanation:
take the amount of four quarters to start with: 1$
then from here, for add one quarter and one dimes worth: 35 c
keep adding until you reach 450
then count how many 35 c you counted and thats how many dimes you have
add four to that number and youll get the amount of quarters
