Rein ate four times as many slices of pizza as her sister Molly. Together, Rein and Molly ate 20 slices of pizza. How many slices of pizza did Rein eat? How many slices of pizza did Molly eat.

Graph red beads cost $1 an ounce and gold beads cost $3 an ounce. juanita wants to purchase a 12-ounce mixture of red and gold beads that she can sell for $2 an ounce. the solution of the system shows the number of beads needed for juanita to break even. x + y = 12, x + 3y = 24 how many ounces of red beads will juanita buy to break even? how many ounces of gold beads will she buy?

What is the value of the expression below? 148+(-6)| + |– 35= 7|

Mr. barth is painting an arrow on the school parking lot. he plots the arrow on the coordinate plane as shown below. what is the area of the arrow he is painting?