The expression described is translated into the following formula:

Note that this implies that 
Cross-multiply denominators to get rid of the fractions:

Expand both sides:

Subtract 4x from both sides:

Divide both sides by 2:

Check:

Which is true because

since both sides evaluate to 72
Answer:
n = - 6/5, - 2
Step-by-step explanation:
Answer:
6 degrees F
Step-by-step explanation:
It's asking for the temperature change which it went down to 0 degrees F then went back up to 6 which only means it changed by 6 degrees F.
Answer:
y = 5 x=4
Step-by-step explanation: