Answer:
36
Step-by-step explanation:
-7-2=-9
due to the absolute value symbol placed before and after "m - n"; your answer will be a positive; -9 = 9(+)--> times 4= 36
4|m-n| = 36
X-y=34
x+y=338
We can use elimination in this problem.
2x=372
x=186
186+y=338
y=338-186
y=152
The total cost of the motorcycle was $5,565.
Answer:
Now that his car is 5 years old, he would like to know whether the variability of gas mileage has changed. He recorded the gas mileage from his last eight fill-ups; these are listed here. Conduct a test at a 10% significance level to infer whether the variability has changed.
Step-by-step explanation: