Answer:
1 = x and -2 = y
I am fairly happy with this answer
Answer:
Maria
Step-by-step explanation:
A typical snake bite delivers 0.0045 grams of venom.
Maria wrote it in scientific notation as 
Tammy wrote it in scientific notation as 
Any number can be written in the form of scientific notation as follows :
(a is real no and b is integer)
The given no is 0.0045.
There are 2 zeroes before 4. Also the decimal is there before 2 zeroes.

Hence, Maria is correct.
Answer:
x=5/3
Step-by-step explanation:
Subtract x from both sides so you have -3x=-5. Then divide both sides by 3 and you are left with x=5/3
Answer:
4n+13
Step-by-step explanation:
combine like terms.
The answer would be A because 3.90 x 3.5 is equal to 13.65