The first one is 9k cause you’re multiplying it and the second one is -18 because you’re multiplying -2 and 9
One plane flies 540mph
and the other 510mph
HOPE THIS HELPED
NOMINATE MINE AS BRAINLIEST<3
Answer:
f(x) = 2x-7 is the function
20% of $3.95 is 0.79. add 0.79 onto the original price of $3.95 to get the new price of $4.74