Question #907e5

1 Answer
May 13, 2016

Answer:

#-40^o#

Explanation:

Note the conversion formula:

#C/5 = (F-32)/9.......(1)#

We are required to find such an #x# such that #C=x=F#. Lets try putting this on relation #(1)#:

#x/5 = (x-32)/9#

#=>9x = 5x-160#

#=>4x = -160#

#=> x = -40#

Hence, #-40^oC = -40^oF#