Answer:
56
Step-by-step explanation:
171÷3=57
56,57,58
The original number would be 48. 12 multiplied by 4 is 48, and if you add a three to that you will get 51.
Hope this helped :)
1.b 2.a lines are parallel hope this helps =3
Draw 40 boxes, and in a separate section draw another 40 boxes.
(If you have the time :) )
