PLEASE ANSWER ASAP

What are the solutions (coordinate points) to the system of equations?

What is the solution set of the quadratic inequality x^2-5< or equal to 0

Last month, leonhard euler's watch kiosk at the mall had total sales of $9,489. merchandise totaling $225 was returned. the goods that were sold cost leonhard euler's $5,481. operating expenses for the moth were $992. what was the gross profit on sales?

Quickly multiply and simplify polynomials (x – 4) (x^2 – 5x – 6)