Answer:
its 7
Step-by-step explanation:
Density=m/V
m=80 gr
V=200cm^3
Density=80gr/200cm^3
Density=0.4 gr per cubic centimeter
Answer: (2a+2b,2c)
the first one
Step-by-step explanation:
you can add or subtract letter such as *a or *b so you "add" them which is 2a+2b and "y" for point B is 2c so it stays the same
sorry i such at explaining
Answer:
6
Step-by-step explanation:
As the highest power of x in the expression is 6, the degree is 6