If a car is going 80 mph so how long does it take to go 80 miles

Find the solution of system of equation y= x-4 y=4x+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?

Find the roots of the equation below. x^2 - 6 + 9 = 0