Answer:
Step-by-step explanation:

Answer:
Use the app photomath
Step-by-step explanation:
Answer:
5n units
Step-by-step explanation:
C=2πr =2·π·2.5
Answer: Check explanation.
Step-by-step explanation: I think its 0. Not sure. Hope this helped!
Answer:
x=1
Step-by-step explanation:
x = -4 + 6 + (11 + 4(-3)).
First get the numbers in the parentheses
x = -4 + 6 + (11 - 12)
Since 11 - 12 = -1. We can replace (11-12) with -1
x = -4 + 6 -1
Now add and subtract
x = 1