To sell an item in online aunctio, WebAunctions charges a $5 listing fee plus 10% of the final selling price. AunctionsOnline charges a 3$ listing fee plus 15% of the final selling price. for What final selling price do both companies charge the same amount? What will that amount be?

You are responsible for designing a new city. you are inspired by pierre charles l'enfant, who laid out the streets of our nation's capital. numbered streets run north and south, and lettered streets run east and west. avenues are named after states, and they intersect the streets on a diagonal. the streets are parallel and the intersections form similar triangles. 18th st. is 454 meters long and the intersection of 18th and k st. is 207 meters from connecticut ave. if 19th st. and k st. is 385 meters from connecticut ave., what is the length of 19th st.?

What is an equation of the line that passes through the point (-2,3) and is parallel to the line whose equations is y=3/2x-4? i am stuck between y=3/2x or y=3/2x+6 : (

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?