At-shirt at the mall has no rational price at $35 if it is on sale for 30% off how much money will you say show me how you got your work will mark brainiest

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?

An equation in slope-intersept form the lines that passes thought (-8,1) and is perpindicular to the y=2x-17.

If on=8x-8,lm=7x+4,nm=x-5,and ol=3y-6