Answer:
9/2
Step-by-step explanation:
f(x)=5-1/2
plug in 4
f=9/2
I don't know if this is correct but I got this. y=1/4,y2=4
B.
you need to cancel 18 out.
the answer is 10.16 Hope This Helps!!!
because 7.62+2.54= 10.16