ASAP PLEASE

Multiply and

Solve |x| > -9 a) {x|x< -9 or x> 9} b) all reals c) no solution

What does it mean by solve the exponential equation for x?

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?