Tyler simplified the expression 5^4×5^-9. all of his work
except his answer is shown below.
5^4× 5-9 = 5^4+(-9)
= 5^-5

Fifty students are trying to raise at least 12,500 for a class trip. they have already raised 1,250. how much should each student raise on average in order to meet the goal? write and solve the two step inequality for this problem