A square and equilateral triangle have the same perimeters. The length of a side of the triangle is 4x+2 inches. The length of a side of the square is 2x+2 inches. Write and solve and equation to find the side length of the triangle, the side length of the square and their perimeter

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?

Afitness center has 2 membership plans one has a low dollar sign up fee of 15 dollars and costs 38 dollars per month to join. a second plan has a higher sign up fee of 78 dollars but a lower monthly fee of 31 dollars for what number of days of the month is the coat the same

Which of the following describes how to calculate the value of x?