Answer:
1 8 9 6
y= 3x
Step-by-step explanation:
b
14 is the opposite of -14
These are alternate interior angles.
you would set them equal to eachother and solve for x.
10x=9x+7
subtract 9x from 10x.
x=7
the answers are bolded.
I hope this helps
1. true
2. true
3. true
4. true
5. true