Bella bought a small smoothie at the point coffee shop and gave the barista a 10% tip. she spent $2.75 in all . how much did the smoothie cost before the tip

Question: a) does the given set of points represent a linear function? how do you know? b) assume that the point (-2,4) lies on the graph of a line. what y-values could complete this set of ordered pairs that lie on the same line: (- (hint: there are several correct answ

Ineed someone to me answer my question i have to have this done and knocked out

Here is another math questions. i will keep asking different questions. 4^2x=6