Stefan sells Jin a bicycle for ​$138 and a helmet for ​$18. The total cost for Jin is ​%130 of what Stefan spent originally to buy the bike and helmet. How much did Stefan spend​ originally? How much money did he make by selling the bicycle and helmet to​ Jin? CAN YOU PLEASE HELP, THIS IS DUE TOMORROW

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.