Suppose that y varies inversely with x, and y=4 when x=7. what is an equation for the inverse variation

Heidi’s has to come to a party tomorrow night at the navy house i was like going home i have ig

The answer would be b ! explanation: the formula for sa *surface area * is 2×l×w+2×l×h+2×w×h so in this case l=4w=12h=8so you use the formula to solve it and it give you the answer of 352^cm^2