Triangle ABC is shown below with exterior angle ACD.
1 answer:
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Hello!
<u><em>Answer:</em></u>
<u><em>n=-9</em></u>
<u><em>*The answer must have a negative sign.*</em></u>
Step-by-step explanation:
First, you subtract by 7 from both sides of an equation.
Then, you simplify.
Next, you divide by 2 from both sides of an equation.
And finally, simplify and solve. You can also dividing into the groups.
Hope this helps!
-Charlie
Have a great day!
Thanks!
:)
:D