Answer:
She spent 6 hours hiking.
Step-by-step explanation:
Sorry misread the question.
Answer: combining like terms
Step-by-step explanation:
Unfortunately I can not answer this question because there are no underlined digits in your question
Answer:

Step-by-step explanation:
To find the inverse of a function, we must substitute in y for f(x), swap the locations of y and x, and then solve for y

The 90% confidence interval is (70 - 4, 70 + 4). The margin of error is 4%.