Sarah's Pet Store never has more than a combined total of 16 cats and dogs. She also never has more than 9 cats. Write a system of inequalities and graph to show the porable
number of cats and dogs in her store.

Use the elimination method to solve the systems of equations. choose the correct ordered pair. 7x+4y=39

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2

Abby is collecting rainfall data. she finds that one value of the data set is a high-value outlier. which statement must be true? abby will use a different formula for calculating the standard deviation. the outlier will increase the standard deviation of the data set. the spread of the graph of the data will not change. abby will not use the mean when calculating the standard deviation.