Select the value that is a solution of the equation 18 = -2y a: 20 b: 16 c: 9 d: -9

Acredit card advertises an annual interest rate of 23%. what is the equivalent monthly interest rate?

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?

Which graph represents the linear function below? y-3=1/2(x+2)