Find the temperature in celsius if the temperature is-31°f, using the formula f=9/5c+32

If m 17 27 90 63 ** picture is attached

What is the 12th term of b(n)=-4-2(n-1)

Find the volume of the described solid. the solid lies between planes perpendicular to the x-axis at x = 0 and x=7. the cross sectionsperpendicular to the x-axis between these planes are squares whose bases run from the parabolay=-31x to the parabola y = 30/x. a) 441b) 147c) 864d) 882