your math homework has six more than three times a number of problems you have on your history worksheet. if you have 38 problems to do for math and history how many math problems do you have to complete for homework ?

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

Which of the following is equal to the rational expression when x is not equal to -2 or -6?

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.