Using the pattern of blocks below, how many blocks does Figure 26 have?

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 statement justifies why angle ebc measures 90?

If x is 6, then 7x= a. 13 b. 42 c. 42x d. 76