Quadrilateral abcd with vertices a(-4, 1),
b(-2, 3), c(0, -2), and d(-5, -2): k = 3

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?

Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.