From (1,4)
show work as well

Mp model with mathematics explain how the number of text messages dario sent and the cost form an arithmetic sequence.then write an expression to find dario's text messaging bill if he sends n text messages over 250.

Part a : solve -vp + 40 < 65 for v part b : solve 7w - 3r = 15 for r show your work .

When only separate discreet points are graphed it is called?