Jan received -22 points on her exam. she got 11 questions wrong out of 50 questions. how much was jan penalized for each wrong answer?

Which of the following expressions is equal to 2x^2+8

Suppose your school costs for this term were $4900 and financial aid covered 3/4 of that amount. how much did financial aid cover? and how much do you still have to pay?

A25- foot ladder leans against a building and reaches a point of 23.5 feet above the ground .find the angle that the ladder makes with the building