the correct answer for this is the last choice:
It is incorrect because the length of the unknown side is the square root of 7,225.
Answer:
x= -1
y=2
Step-by-step explanation:
6x+5y=4
6x-7y=-20
Subtract
181818/1000000. let me know if im wrong! <3
Answer:

Step-by-step explanation:
Factor out comon Term -1

Factor 

Use the rational root theorem

The dividers of
: 1, 5, The dividers of
: 1
Therefore, check the following rational numbers: ±
is a root of the expression, so factor out 



