What is the constant of proportionality in the equation y = 2.5x? I
constant of proportionality =?

What is the distance between (–2 1/2,-3) and (1, –3)?

Acredit union pays 5% annual interest, compounded daily, on savings deposits. find the value after one year of $500 deposited in this account. $525.64 $25.64 $20.40 $520.40

An 18% discount on a watch saved a shopper $72. find the price of the watch before the discount