Find the sum. (adding and subtracting polynomials) Find the sum. (-8x - 12) + (9x + 4)=
Find the sum. (-3p^3 + 5p^2 - 2p) + (3r^2 - 3r)
Find the sum. ( -3p^3 + 5p^2 - 2p) + (-p^3 - 8p^2 - 15p)
Find the sum. ( 9r^2+4r-7) + (3r^2-3r)

There is a line with slope 1/a going through the point (a, a²). find the equation of the line perpendicular to this line at this point. (don’t let this problem intimidate you! solve the problem as you would if i’d given you specific values. just use variables instead.)

You have 6 dollars +12 pennies +to quarters + 4 dimes=2 nickels how much do you have

Could someone with number 1 and 2