Answer:
The answer to your question is 3n+5
Answer: 140
Step-by-step explanation: since 4 = 40 then 2 would also be 40 because they are the same angle (Keep in mind that a line is 180 degrees) 180-40=140! Good luck! :D
Answer:
2 and 1/4
Step-by-step explanation:
3/4 + b = 3
rearrange the equation
3 - 3/4 = b
3/1 - 3/4 = 14/4 - 3/4 = 11/4 = 2 and 1/4
Answer:
looks hard
Step-by-step explanation: