X+ 4 5/6 = 9
x + 3 5/6 = 8

what is x?

x has to be the same in each equation

On the first of each month sasha runs a 5k race she keeps track of her times to track her progress her time in minutes is recorded in the table

What is the measure of ba (the minor arc) in the diagram below?

An archaeologist in turkey discovers a spear head that contains 53% of its original amount of c-14. find the age of the spear head to the nearest year. (5250 isn’t right)