Answer:
if your number is 1000 there should be one decimal at the end so it should be 1000. Because 1000. And 1000 are the same thing
Step-by-step explanation:
Answer:
Below
Step-by-step explanation:
9 
Answer:
w=7
Step-by-step explanation:
3w+4w=49
7w=49
w=49/7
w=7
Answer:
Step-by-step explanation:
Neutron: has mass and no charge
Protons: has mass and a positive charge
the answer to your question is n = -2
