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12-03-2021
Mathematics

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Make x the subject of the formula where x is positive
b= x -6 / x + 2

Make x the subject of the formula where x is positive b x 6 x 2 class=

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12-03-2021

Answer:

[tex]b = \frac{x - 6}{x + 2} \\ b(x + 2) = x - 6 \\ bx + 2b = x - 6 \\ bx - x = - 6 - 2b \\ x(b - 1) = - 2(3 + b) \\ x = \frac{ - 2(3 + b)}{b - 1} [/tex]

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