请教个问题，关于数学的阅读理解，比较重要

silentBFF

B=2A

I asked my friends,he said that.

silentBFF

Guys,I gusee it should be like this.
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at first we just look at this

as twice as,  that's mean double[2],

(2 times) A as(=) B

so that's mean 2A=B B=2A

you'd better get it.