If p, q, and r are prime numbers such that pq+r=73, what is the least possible value of p+q+r?

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line?

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

Kendra had twice as much money as kareem. kendra later spent $8 and kareem earned $6. by then,the two had the same amount of money. how much money did each have originally?