please help. No links or fake answers. If your going to answer, may you please do one screenshot at the least. Thank you for your time.

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

Write the fraction or mixed number and the decimal shown by the model

Florence price's brownies and more sells all types of cookies and pastries. on tuesdays, they markdown all brownies 75% to a sale of $1.50 a dozen. find the selling price and the markdown of a dozen brownies.