Answer:
$129.02
Step-by-step explanation:
$120 multiplied by the sales tax 1.0752 = $129.024; Round .024 to the nearest tenths to get .02
Correct Solution: He read 1.5 pages per minute.
Error Analysis: You should’ve divided 3 by 2 not 300. There are 300 pages in the book total. This information is irrelevant to the question. Cole reads 3 pages in two minutes. So you divide 3 by to to find out how many pages he reads per minute. 3/2=1.5
Answer:

Step-by-step explanation:
See the attachment for better understanding..
The value of y varies directly with x, so

We have:

Answer A)
B) -7 because the dominator must be different by 0.
2(x + 7) ≠ 0 |divide both sides by 2
x + 7 ≠ 0 |subtract 7 from both sides
x ≠ -7