Answer:
-4
Step-by-step explanation:
f(x) = 10 - 2x,
Let x= 7
f(7) = 10 2(7)
= 10-14
= -4
Answer:
D
Step-by-step explanation:
When all the members in a domain has only but one member in the do main then function has been satisfied.
considering a situation of,
4 1
6 1
8 2
the domain has only one member in the Co domain hence which makes it a function
Answer:4) 1.05(0.85y)
Step-by-step explanation:
take off 15% from y which will leave you with 85% left -> (0.85y)
then you have to find 5% from the discounted price and add it to the original price 1.05(8.5y) the 1 will give you your original price while the .05 will add on your tax.
Answer:
7 will go in the box.
The full number would be 67.14.
work:
64.24 + 2.9 = 67.14.