You should add 1 cup of water
The answer is D. None of these.
As answer A. would be angle 6,4 and 5,3
B. Angles 6,3 and 5,4
C. Angles 8,4 7,5 5,1 6,2
It's 3.
3‚354‚107
..................
For this case we must solve the following equation:

We apply distributive property on the right side of the equation:

We subtract 6y on both sides of the equation:

We subtract 6 from both sides of the equation:

Dividing by 6 on both sides of the equation:

So, the result is 
Answer:
