Olivia collects square pieces of cloth to make a quilt She keeps these square pieces of cloth in a craft box She has 18 purple squares 34 green squares 14 white squares 26 blue squares and 8 black squares She selects one square at random and
returns it to the craft box. Then she selects a second square at random What is the probably that the first square selected is
white and the second square selected is purple?

Iam trying to solve a linear equation for the shoe size of someone 84" tall taking into consideration example 1 is 69" tall with a shoe size of 9 and example 2 is 72 inches tall with a shoe size of 11. i understand that the equation should be y=mx+b and that on the graph the answer is (3,2) but i just don't understand how to create the equation to solve for 84-inches and 60-inches tall questions. after two days, i need .

If the cost to mail a package is an initial $5 and $0.28 for every pound the total cost to mail a package was $11.27, how much did the package weigh?

X+ y = 5 ; x - y =3 solve using linear combination