Question

On friday morning, the tempurature dropped 2 degrees per hour for 4 hours. Write and solve and equation to find the total number of degrees d the tempurature dropped on friday morning.

Answer 1

minus 2 degrees every hour 
there are 4 hours
d=degrees dropped
- 2 x 4 = d

Answer 2

minus two every hour so : -2x4=d 
d=degress doppped