Which sentence explains the correct first step in the solution of this equation? 4(−3)=9

Drag the tiles to the boxes to form correct pairs. not all tiles will be used. match each set of vertices with the type of quadrilateral they form

After t seconds, a ball tossed in the air from the ground level reaches a height of h feet given by the equation h = 144t-16t^2. after how many seconds will the ball hit the ground before rebounding?

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?