use the numbers and symbols om the tiles to write the formulas represents the box symbols may be used more than once or not at all

Complete the solution of the equation. find the value of y when x equals -5. -4x - 8y = -52

Set $r$ is a set of rectangles such that (1) only the grid points shown here are used as vertices, (2) all sides are vertical or horizontal and (3) no two rectangles in the set are congruent. if $r$ contains the maximum possible number of rectangles given these conditions, what fraction of the rectangles in set $r$ are squares? express your answer as a common fraction.

Let f(x) = 5/x and g(x)=2x2+5x. what two numbers are not in the domain of f o g