Another question i suck at: solve for x. assume that lines which appear tangent are tangent.

Nick and nora are married and have three children in college. they have an adjusted gross income of 47,400. if their standard deduction is 12,600 itemized deductions are 14,200 and they get an exemption of 4000 for each adult and each dependent what is their taxable income

Mrs. gehrke said cheddar weighs 16.8 pounds. he actually weighs 15.2 pounds. what is the percent error?

Mr.walker is looking at the fundraiser totals for the last five years , how does the mean of the totals compare to the median?