-3x+7y=5x+2y complete The missing value in the solution of the equation (-5,_)

15 points ! ~ see if you know the answer to both you!

Ifurniture stores having a weekend sale and is offering 20% discount on patio chairs and table the sales tax on furniture is 6.25 using function composition how can you represent the total amount a that you would need to pay for this furniture that cost x dollars

Can someone me out here number 4 plz