Clare has 5 fewer books than Mai. If Mai has 17 books, how many books does Clare have? Find the solution.

In pqr the obtuse angle is 105 and the shorter sides measure 4 and 7 units rounded to the nearest tenth what is the area of triangle pqr

Twenty-five percent of the customers entering a grocery store between 5 p.m. and 7 p.m. use an express checkout. consider five randomly selected customers, and let x denote the number among the five who use the express checkout.

2x minus y equals 6, x plus y equals negative 3