Its easy all you do is add the time given or subtract it
The first part of the answer is 20x+9
Second part is 4a-6b
Answer:
-1.75
Step-by-step explanation:
This should be it, but you didn't provide options although you put "Which of the following.."
Answer:
30:1
Step-by-step explanation:
45*12 = 540
540/18 = 30
