The diagonal of a tv set is 39 inches long. it's length is 21 more than the height. find the dimensions of the tv

The perimeter of a rhombus with a side of 6 is 24

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 is the 12th term of b(n)=-4-2(n-1)