4/7=x/9-x - solution

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Solution for 4/7=x/9-x equation:

x in (-oo:+oo)

4/7 = x/9-x // - x/9-x

x-(x/9)+4/7 = 0

8/9*x+4/7 = 0 // - 4/7

8/9*x = -4/7 // : 8/9

x = -4/7/8/9

x = -9/14

x = -9/14

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