Answer:
n = 2/3
Step-by-step explanation:
[9n-9]+10=7
Subtract 10 from each side
9n -9+10-10 =7-10
9n -9 = -3
Add 9 to each side
9n -9+9 = -3+9
9n = 6
Divide by 9
9n/9 = 6/9
n = 2/3
I was wondering why my previous post was deleted (I attached the same picture below).
I spent a long time drawing and labeling a diagram as well as writing out a detailed formulaic explanation.
Answer:
1080
Step-by-step explanation:
All sides are the same length (congruent) and all interior angles are the same size (congruent). To find the measure of the angles, we know that the sum of all the angles is 1080 degrees (from above)... And there are eight angles... So, the measure of the interior angle of a regular octagon is 135 degrees
Answer:
One thousand five hundred
Answer:
-2(x+2)(4x-35)
Step-by-step explanation: