J=-8c²-4cd-d²
k=-3c²+7cd-3d²
j+k=
-8c²-4cd-d²-3c²+7cd-3d²
-11c²-4d²+3cd
Answer:
just a
Step-by-step explanation:
because if you do anything times by zero, it is zero.
30÷10=3
120÷3=40. As a result, there are 40 calories in 10 grams of the crackers. Hope it help!