4. [-/6 Points DETAILS WANEFMACZ 15.1.029 MY NOTES PRACTICE ANOTHER Brand Nannual sales are affected by the sales of related products X and Y as follows tachst million increase in sales of Grand X causes a $2.2 milion decine in sales of Brand 2, whereas each $1 million increase in sales of Brand results in an increase of 10.5 milions of Brand 2 Currently, arends XY, and are each saling 6 milion per year Model the sales of Brand 2 using a linear function (anoul sees of 2 (in millions of dollars), annow sales at Xin milions of dollars), and y-annual sales of Yon milions of dollar).) - Need Help