What are the zeros of the quadratic function?
y = x^2 - 2x - 15

Given: ac and db are diameters. m∠3=

Which ordered pair is a solution to the system of linear equations? 2x + 3y= 6 –3x + 5y = 10

Tim's phone service charges $26.39 plus an additional $0.21 for each text message sent per month. if tim's phone bill was $31.64, which equation could be used to find how many text messages, x, tim sent last month?