Answer:
C
Step-by-step explanation:
you need to start by plugging in -2x+4 every were it says y then solve for x when you have found x plug it into one of the equations and solve for y
Answer:
8 hours
Step-by-step explanation:
it says: The half portion stays in her body for 8 hours.
Craming last minute can lead to unecessary confusion however most examinars dont allow asking questions during exam
So if asking questions for clarification is allowed. A) is the odd one out
And these options are rather for test taking than learning
Answer: -9x-1y-9/
Step-by-step explanation: