ANSWER:
its $45
Step-by-step explanation:
add it all together...easy
Answer:
The sample is the amount of people because not everyone is getting chosen
Step-by-step explanation:
Answer:
20
Step-by-step explanation:
Elimination is x=3 since you can cancel our out the 3y just add the 8 and 2 which is 10 and 18 and 12 which is 30, devide and there ya go