Anser what's 1+1 and get 100 points

What is the equation of this graphed line? enter your answer in slope-intercept form in the box.

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 exponential function has an initial value of 2? f(x) = 2(3x) f(x) = 3(2x)