How is X related to RT? If RX = 10x - 6 and XT = 3x + 8. what is the distance between the locations of the fossils at Rand 72 and please show me how you got the answer

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.