Answer :
Answer:
A=12
Step-by-step explanation:
A= 31 - B - C (Basic equation given to us)
then you sub in for the equation shown above
A= 31 - 4 - 15
then you can solve based on simple subtraction
A=12
Answer:
A=12
Step-by-step explanation:
A= 31 - B - C (Basic equation given to us)
then you sub in for the equation shown above
A= 31 - 4 - 15
then you can solve based on simple subtraction
A=12