Find the measure of each marked angle. Assume the lines are parallel.
(2x-28)
(x+2)

Of four points are collinear, they are also coplanar

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

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?