30 seconds slower than godfrey's time algebraic expression

Which expression can be used to determine the slope of the line that passes through the points -6, three and one, -9

Student price tickets to a movie are $1 and non student tickets are $2 . 350 tickets are sold and the total amount made is $450. there were 250 student tickets sold . true or false .

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)