The first and second steps to solve the equation x + +5-20
are shown below.
3* +5-5 - 20-5
* (3) - 1513
Which property was applied in the second step?
Addition Property of Equality
Subtraction Property of Equality
O Multiplication Property of Equality
O Division Property of Equality

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer

Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables

Which is the value of this expression when p=3 and q=-9