6x + 7y + x-8y = 7x - y
Write down three other expressions that are equal to 7x - y

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

Aword processing program requires a 7- digit registration code made up of the digits 1,2,4,5,6,7 and 9 each number has to be used and no number can be used mor than once how many codes are possible

A(1,1) b(-3,0) c(-4,-1) d(3,-2) drag it to correct position