Answer:
13
Step-by-step explanation:
78 + b = 91 Equation: Subtract 78 from both sides.
b = 91 - 78
b = 13
You don't need her position in the game or the fact that 91 placed her second.
Im not sure if this is what you’re looking for but hope it helped!
The answer would be- P=$116.07 because you have to x all the numbers then add some
8.57 for the first one and, I’m not sure a bout the second time though