Answer: 2 because of the constant proportionality
Step-by-step explanation: hope this helps!
I’m pretty sure it has potential energy. Because a charge battery can be charged. So it can have energy
Set equal to eachother
(2x+1) = 79
Subtract 1 from both sides
2x=78
Divide 2 from both sides
2x/2=78/2
X= 39
