The angels across from each other are the same. That makes the sides and the interior lines the same as well. So that means the lines cannot cross each other. They are parallel
Answer:
x>-7
Step-by-step explanation:
Answer:
105
Step-by-step explanation:
l is parallel m so angle 3+angle 6=180
The correct answer is C (-20) let me know if you want to know how I got that answer
Answer: 
Step-by-step explanation:
(3x^2+x-1)(x^4-2x+1)
=3x^6-6x^3+3x^2+x^5-2x^2+x-x^4+2x-1
=3x^6+x^5-x^4-6x^3+x^2+3x-1
Hope this helps!! :)
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