Answer:
A and B
Step-by-step explanation:
This is correct on khan academy!
To put it into an equation, it would be:
340 = 2x - 100
with x being the amount of sophomores at BHSS.
Solve it:
340 + 100 = 2x
2x = 440
x = 220
The number of sophomores at BHSS is 220.
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


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I think the answer is y=10