Javier earned a total of $1.96 by selling 14 cups of lemonade. How many cups of lemonade does Javier need to sell in all to earn $3.50? Solve using unit rates

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?

Which value of m will create a system of parallel lines with no solution? y= mx - 6 8x - 4y = 12

The anwser cause i do not understand just plez