Answer:
Step-by-step explanation:
Additive identity is 0.
step 3 used the additive identity property.
Answer:
Step-by-step explanation:
500×30=15000
Answer:
9/20
Step-by-step explanation:
Answer:
(-45,45,14)
Step-by-step explanation:
(r+v)*w=((9,8,3)+(6,7,-1))*(-3,3,7)=(15,15,2)*(-3,3,7)=(-45,45,14)
Does this help (I'm not sure of the rightness of this answer), if it did, please mark brainliest
Answer:3
Step-by-step explanation: