B. f(x)=5(6.86x) this the correct anwser
Assuming you means 6.5% tax of a $42 purchase
0.065*42=2.73
tax is $2.73
Answer:
78,000
Explanation:
8,000 is in the thousands place, the 4 in the hundreds place is too low to round it up to 9,000, so it gets rounded down to 78,000.
the awnser is -6
im very sure let me know if im wrong.