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MathsGee is Zero-Rated (You do not need data to access) on: Telkom |Dimension Data | Rain | MWEB

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$3x +1 ; 2x ; 3x - 7$ are the first three terms of an arithmetic sequence. Calculate the value of x
in Mathematics by Diamond (60,546 points) | 79 views

1 Answer

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there is common difference

2x-(3x+1)=(3x-7)-2x

     expanding and  simplifying, x=3
by Diamond (42,256 points)

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