Amechanic can change the oil and lubricate a car in 20 minutes how many cars can he service in this way in an 8 hour work day

24 cars

Step-by-step explanation:

1 hour = 3 * 20 minutes

which means he can service 3 cars in an hour

for 8 hours:

8 hours * 3 cars = 24 cars

: he can service 24 cars in an 8 hour work day.

mia khalifa

step-by-step explanation:

the correct answer option is (2x-3)(2x+3).

step-by-step explanation:

we are given the following expression and we are to factorize it:

we are to find such factors that when multiplied they give a result of 36 (9 x 4 = 36) and when added they give a result of 0.

the two such factors of 36 are negative six and postive six.

factorizing the given expression to get:

therefore, the correct factorization of is (2x-3)(2x+3).