Your cell phone plan cost $39.99 per month plus $.15 for each text message you send or receive you have at most $45 to spend on your cell phone bill what's the maximum number of text messages you can send or receive next month

An unknown number x is at most 10. which graph best represents all the values of x? number line graph with closed circle on 10 and shading to the right. number line graph with open circle on 10 and shading to the right. number line graph with open circle on 10 and shading to the left. number line graph with closed circle on 10 and shading to the left.