3.
Noel brings 15 cupcakes to share with her friends at lunch. She gives 13 to her friends
and 2 to her teachers.
Which equation represents this situation?
А.
15+(-13)+(-2) = 0
B.
15 +13 - 2 = 0
C.
15 +13 + 2 = 30
D.
15 - 13 +2=4