Solve the following system of equations. Enter the x-coordinate of the solution. Round your answer to the nearest tenth.
5.x+2y= 22
- 2x + ov=3

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

There is a spinner with 14 equal areas, numbered 1 through 14. if the spinner is spun one time, what is the probability that the result is a multiple of 2 or a multiple of 5?

Negative 5 1/12 + negative 4 1/4 + 6 3/4