Answer:
B; or "a > -2"
Step-by-step explanation:
If solved by order of operations:
- divide both sides by 13
- 13 will cancel out on the left side and the when -26 will be divided by 13 the answer will be "-2"
- This leaves with the answer of "x > -2"
Hope this helps!
Answer:
D. We can be 95% confident that the proportion of all cell phone users who use text messaging is between 73.1% and 76.9%.
Step-by-step explanation:
The interpretation of a confidence interval of level x% means that we are x% sure that the interval contains the true mean of the population.
In this problem, we have that:
The population are all the cell phone users.
The 95% confidence interval is (73.1%, 76.9%).
Which of the following is an appropriate interpretation of the 95% confidence interval?
D. We can be 95% confident that the proportion of all cell phone users who use text messaging is between 73.1% and 76.9%.
Answer:
11.844
Step-by-step explanation:
9 is bigger than 5 so it makes the 3 a 4
The correct value for x is 35 for (3x+16) and (5x-54) both equal 121