Answer:
9x+12y ≤ 120
Step-by-step explanation:
Oil change takes 9 minutes and the number done is represented by x
Tire change takes 12 minutes and the number done is represented by y
She can work no more than 120 minutes
9x+12y≤ 120
Irrational, because it is non-terminating and non-repeating!
im not really sure but i think its b
x=35
plz mark me as brainliest
