Answer:
use your distributive properties and combine the two equations and just use pemdas.
Step-by-step explanation:
Unless they are opposite rays, then yes, they will always form a line.
Answer:
−1 −12 −12 1 1 12
Step-by-step explanation:
3 because it square roots 3 to 3
Answer: 20 $
divide 30 by 
30 /
= 20
she has saved 20 $ so far