What does this expand and simplify question mean. (x-3)(x-3)

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2

What is fraction that is equivalent to 3/8

Hurry!me out! m c 8 10 12 gracie's art box has 5 less crayons, c, than three times the number of markers, m. function: c = 3m - 5 complete the table to show how the number of crayons depends on the number of markers. enter answers in order from top to bottom.