It takes 42,000 lbs of sand to fill 10 park sandboxes. How much sand will the parks and recreation department need to put in each of the 10 sandboxes?

What is the slope of the line shown below?

Use the elimination method to solve the systems of equations. choose the correct ordered pair. 7x+4y=39

Which statements describe the solutions to the inequality x< -20 check all that apply. there are infinite solutions. each solution is negative. each solution is positive. the solutions are both positive and negative. the solutions contain only integer values. the solutions contain rational number values.