Acertain drug is made from only two ingredients: compound a and compound b. there are 2 milliliters of compound a used for every 3 milliliters of compound b. if a chemist uses 261 milliliters of compound b, how many milliliters of the drug will be made?

For which rational expression is -2 an excluded value of x?

The system of equations graphed below has how many solutions? y = 2x + 2

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?