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How do you solve $2 x + 4 x + 3 x = 31$ $2x + 4x + 3x=31$ ?

1 Answer

Aug 8, 2015

$x = \frac{31}{9}$ $color(blue)(x=31/9$

Explanation:

$2 x + 4 x + 3 x = 31$ $2x+4x+3x=31$

$9 x = 31$ $9x=31$

$x = \frac{31}{9}$ $color(blue)(x=31/9$

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