determine two mixed numbers, with different denominators that have a sum of 3 4/5 and a difference of 3 4/5

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 properties allow transformation to be used as a problem solving tool

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits