For 20 points.
what is the equation of the graphed linear model?

y = _ x + _

Which of the following properties can be used to show

Clara schumann is buying bagels for her coworkers, she buys a dozen bagels priced at $5.49 a dozen. the bakery's cost for making the bagels is $2.25 per dozen. what is the markup rate based on selling price on a dozen bagels?

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