Answer:
A
Step-by-step explanation:
Lets find the values:
<em>Gained</em><em> </em>2.2 kg = 2.2
<em>Lost</em><em> </em>1.5 kg = (-1.5)
<em>Lost</em><em> </em>3.7 kg = (-3.7)
Adding these would be represented by the equation:
2.2 + (-1.5) + (-3.7) = ?
Answer:
I know this isn't the answer you'd like, but there's a graphing app called ''desmos'' and you can enter the equation in there and it gives you your answer.
Step-by-step explanation: