If a + b = c and ab = 8, what are a and b?

Me answer number 3plz explain how you do it

What is the equation of this graphed line? enter your answer in slope-intercept form in the box.

Frank owns a $141,000 home, for which he has a 30-year mortgage in the amount of $700 a month. once he has paid off mortgage, how much will he have paid in investment? a. $111,000 b. $109,000 c. $120,000 d. $141,000