Answer:
300 mL
Step-by-step explanation:
If one part is 100 mL, then 3 parts will be 300 mL.
300 mL of water should be added.
Answer:
C
Step-by-step explanation:
40 minutes every day for a week is 40 multiplied by 7, which is 280. Dividing that by 60 is 4 remainder 40, so 4 hours and 40 minutes.
Given the equation -4x+y=16, we can solve for y with the following operation:
Since -4x has negative sing, it passes to the other side with the sign changed. Therefore, y=4x+16