1
I put both equations into the desmos graphing calculator & both lines only crossed once.
Hope this helps! If you need to know how to do it without the calculator, just let me know!! :)
D. 105
Alternate interior angles are congruent so angle A is congruent to angle B
Your number is 21.
21 divided by 3 is 7. 7 plus -3 is 4.
Answer:
a and c
Step-by-step explanation: