Identify the equations that have one solution, infinitely many solutions, or no solution. a. 1/2y + 3.2y = 20 b. 15/2 + 2z = 1/4 = 4z + 29/4 - 2z c. 3z + 2.5 = 3.2 + 3z d. 1.1 + 3/4x + 2 = 3.1 = 3/4x e. 4.5r = 3.2 + 4.5r f. 2x + 4 = 3x + 1/2

Revirite the formula to determine the area covered by one can of paint. alyssa and her father are going to paint the house this summer. they know they'll need 6 cans of paint. enter the correct answer. 000 done a formula that describes this scenario is (licierali 000 oo 6 w w = the total area of the walls p = area covered by a can of paint

2x minus y equals 6, x plus y equals negative 3

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.