Write the equation of the line that passes through (-3,-1) and has a slope of 4

Which of the following answers is 5/25 simplified? 1/5 5/5 2/5 1/25

Tim's phone service charges $23.06 plus an additional $0.22 for each text message sent per month. if tim's phone bill was $28.56, which equation could be used to find how many text messages, x, tim sent last month?

Evaluate cos2θ for cosθ = square root of 3/2