Answer:
reload the page it happens to me but that might mean your gonna have to watch the add again wait nvm it aint working
Step-by-step explanation:
1 step: 
,

, then

.
2 step: 
, then




and

will have form

.
3 step: Solve this system

and dividing first equation on second we obtain

. So,

and

,

- the common ratio.
4 step: Insert

into equation

and obtain

, from where

.
Answer:
6
Step-by-step explanation:
Answer:
4/15 or in decimal form its 0.26
Step-by-step explanation:
Answer:
x>-4
Step-by-step explanation:
flip sign when dealing with negative