Answer:
Sarah is incorrect.
Step-by-step explanation:
By plugging 10 in as 'x' to the equation, we get y=21+(2*10). 2 x 10 is 20, and 20 + 21 is <em>not</em> 42 - it's 41. So, Sarah is incorrect.
Answer:
The probability of a car being selected will be given by :the number of car required/ the total number of cars
Step-by-step explanation:
Probability is the likelihood of an event occurring.
This is given by : number of required outcome/number of possible outcome
Answer:
y =8
Step-by-step explanation:

Answer:
X=2
Step-by-step explanation:
hope this helps