Given the system, 3x+5y+z=3 , 2x+Y-z=2, x-3y-4z=1 , which statement is true?

Is the product of seventeen negative numbers, positive or negative ?

You work for a lender that requires a 20% down payment and uses the standard depth to income ratio to determine a person‘s a little eligibility for a home loan of the following choose the person that you would rate the highest on their eligibility for a home loan

Issof claims that the scale factor is 1/2. which statement about his claim is correct