An elevator is on the 12th floor it goes down 11 floors then up 5 floors. what floor is the elevator on now?

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x

The area (a) of a circle with a radius of r is given by the formula and its diameter (d) is given by d=2r. arrange the equations in the correct sequence to rewrite the formula for diameter in terms of the area of the circle.

Use the second shift theorem to find the inverse laplace transform of (e^−3s) / (s^2 + 2s − 3)