Answer:
Maybe 40
Step-by-step explanation:
Answer: a=600
Step-by-step explanation:
(a+200)/400=2
a+200=2×400=800 so
a+200=800
a=600 because 800-200=600
Hope this helps. Stay healthy and safe and have a blessed and wonderful day and I hope you had a good Easter!
- Cutiepatutie
Answer:
145
Step-by-step explanation:
Adjacent interior angle = x
Sum of exterior angle and adjacent interior angle = 180
35 + x = 180
x = 180 - 35
x = 145
You have to multiply whats outside the parenthesis with everything that is inside, so


Multiplication of same bases we sum the exponents



Alternative B.