Answer:
60
Step-by-step explanation:
Use C rule (also known as allied angle)
Therefore angle 3 and 6 add up to 180 degrees.
So basically subtract 120 from 180 which gives you 60 degrees
2x(x+4)-1(x+4)
2x^2+8x-x-4
2x^2+7x-4
Answer: Click on your profile at the right corner. Then click on ''Edit Profile'' Then click on ''Profile picture'' then you should see ''Chose File'' once you chose a screen shot you can add it to brainly, the finally Click ''Change!''
Step-by-step explanation:
Answer: -270
Step-by-step explanation:
First, simplify the exponent

Then, distribute

Then, subtract(add a negative)

Hope it helps <3 :)