Answer:
angle 1=41°
Angle 2=85°
Angle 3=95°
Angle 4 =85°
Angle 5=36°
Angle 6=49°
Angle 7=106°
Answer: 2(3x^2-5x-1) or 6x^2-10x-2
Step-by-step explanation: combine like terms, and then factor by grouping :)
