I think the answer is c 19
Answer:
x-intercept =20
this is what I just finished recently
First you add a one under the 45 than multiply the two numerators together than you should get 315 then multiply the two bottoms numbers now your answer should be 315/9 after that you divide 315 and 9 And than make that a mixed fraction and simply if needed
I like to use Math way it does a lot of math and calculator soup
T-6≤8 would be the answer