Find the vertex of this parabola y=-5x^2 -10x -13

The liabilities of cullumber are $99,000. owner’s capital is $143,000; drawings are $96,000; revenues, $467,000; and expenses, $301,000. what is the amount of cullumber company’s total assists?

If f(x)= sqrt4x+9+2, which inequality can be used to find the domain of f(x)?

Tom drove 206 miles in 3.9 hours. estimate his average speed.