If one angle of a set of vertical angles measures 63°, the sum of the vertical angles is °.

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?

Afamily went out to dinner and their bill was $113.if they want to leave a 19% tip, how much should they leave.

Change negative exponents to positive, then solve