8- 2x = 5(x - 2) which step is not part of solving the problem?
a. 18 = 7x
b. 8 = 7x - 10
c. 8 - 2x = 5x - 2
d. 8 - 2x = 5x - 10

The train station clock runs too fast and gains 5 minutes every 10 days. how many minutes and seconds will it have gained at the end of 9 days?

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?

Explain how you could use the interactive table to tell if sets of points are on the same line. math 8