Answer:
At least 20 people
Step-by-step explanation:
Ⓗⓘ ⓣⓗⓔⓡⓔ
Well, the equation is 700+15x=1000
700+15x=1000
15x=300
x=20
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Please, please give brainliest, it would be greatly appreciated, I only a few more before I advance, thanks!