Answer:
n = -20
Step-by-step explanation:
n + 34 = 14
--------------------
n + 34 - 34 = 14 - 34
Subtract 34 on both sides of the equation:
n = 14 - 34
Hope this helps!
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You can use it if you added a hight.
When you a hight you are creating a right triangle. If not you cannot use directly