I just took the test. The answer is y=5/2 x+5
I guess the answer should be 8 / 9
Answer:
the mean is 12.6 and the median is 12
Step-by-step explanation:
to find the mean add all the values together and divide by the total amount of values, in this case is 9
to find the median, line up all numbers in order from smallest to largest, and the middle value is the median in this case is 12
he has 188 bucks and 5 friends plus him each cost 19 bucks so divided 19 and 188 equal answer th em divided the answer and 5
Answer: -2.5, -5.5
Step-by-step explanation:
5x - y= -7
3x - y= -2 multiply by -1
5x - y= -7
-3x + y= +2 we add both equations
2x=-7+2, 2x=-5, x=5/2= -2.5
5(-2.5)-y=-7
- 12.5-y= -7 we simplify and get
-y=-7+12.5, -y=5.5, y=-5.5