If RE=4x+7,ET=2(3x-4) and RT =43 Find the value for x RE and ET

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.

8. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?

Is the ordered pair (-10, 7) a solution to the equation y = 17 – x? yes or no