The current temperature in Smalltown is 20 °F. This is 6 degrees less than twice the temperature than it was six hours ago. What was the temperature in Smalltown six hours ago?
February 20th, 2023
##13^o##F
If ##x## is the temperature six hours ago, then
##20 = 2*x – 6##
##2x = 26##
##x=13##