How many people all together is there ?
All you have to do is just multiply 3•6•4 = 72
Answer:
your answer is +18
Step-by-step explanation:
Answer:
Option 1.
Step-by-step explanation:
It's option 1.
You divide (b/a) by 2 then square it, then subtract this from both sides of the equation. It is the process of Completing the Square.