To solve for the variable
, we have to make it alone. The first thing we do is add
to both sides of the equation:

Now add
to both sides:

Finally, divide both sides by 16 to get the final answer:

Therefore,

Hope this helps!
18 degrees F because
it dropped 12 degrees=10 hours
x degrees=15 hours
x is what you want to find out which is how many degrees it would drop in 15 hours.
12x15 then divided by 10 is 18.
I think they should keep it around, even if it might not be the most efficient strategy. After all, what if you need to solve a problem using multiple strategies?
Answer:

Step-by-step explanation:
Given

Required
Solve for x

Add 7 to both sides



Multiply through by 6


