Edgar ran 18 2/5 miles and walked 10 1/2 miles. How much further did Edgar run than walk?

What is the distance between the points 4,10 and -3,-14 on the coordinate plane

On a piece of paper graph f(x)=5•(0.4)^x

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