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Mathematics, 30.12.2019 22:31 deadpoolcorvettehats

On a number line, a number,  b, is located the same distance from 0 as another number,  a, but in the opposite direction. the number  b  varies directly with the number  a. for example  b  = 2 3/4 when  a  =  –2 3/4 which equation represents this direct variation between  a  and  b?

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