The rule for angles in a triangle is that they all need to add up to 180°, so you can make the three expressions equal 180 and solve:
x + 10 + x + 2 + 9x - 8 = 180
11x + 4 = 180
- 4
11x = 176
÷ 11
x = 16
So your answer is 16
I hope this helps!
Five over to the left and twelve down
Step-by-step explanation:
b^(-2) / ab^(-3)
= 1/a * [b^(-2)/b^(-3)]
= 1/a * b = b/a.
P.S. Law of Indices: a^m / a^n = a^(m-n)
Answer:
One answer is B.
Step-by-step explanation:
This will be most likely the answer. Your welcome for this answer is this helpful, but if it's not then I am sorry for my poor answer.