2x+9=-7+4x

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Solution for 2x+9=-7+4x equation:


x in (-oo:+oo)

2*x+9 = 4*x-7 // - 4*x-7

2*x-(4*x)+7+9 = 0

2*x-4*x+7+9 = 0

16-2*x = 0 // - 16

-2*x = -16 // : -2

x = -16/(-2)

x = 8

x = 8

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