What is the function equation for the input/output table? x y
0 0
1.3 3.9
5 15
8 24

y = (3.9) x

y = x + 3

y = 3 x

y = x + 3.9

in if you ask questions, the points are taken from your total and given to the one who answered it..

so if i have 30 points and i ask a question for 5 points, then when someone asks a question i will lose 5 points and the answerer earns 5

happy to

the first option is the answer.

beth buys 10 x shirts and still has more than 100 in her account