Polly is climbing a rock wall. She starts by climbing up 12 feet. Then, she climbs down 3 feet to take a different route. From there, she climbs up another 8 feet. How far off the ground is
she now?

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?

Evaluate the expression for the given value of the variable. 5×(h+3) for h=7

The equation of line wx is y=2x-5. write an equation of a line perpendicular to line wx in slopeintercept form the contains points (-1,-2)