If f(x)=x/2+8, what is f(x) when x=100
a: 4
b: 9
c: 13
d: 36

Ateacher asked his students to vote for an animal to be their class pet. five-eighteenths of the students voted for a rabbit, voted for a snake, and voted for a hamster. which statement is true? more students voted for a hamster than a snake. more students voted for a snake than a rabbit. more students voted for a rabbit than a hamster. more students voted for a snake than a hamster.

7x+8y=-18, 4x-9y=-3 solve the system of equations

Can someone me with this problem . show your work .