7+x+4x=43/9

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Solution for 7+x+4x=43/9 equation: 


x in (-oo:+oo)

x+4*x+7 = 43/9 // - 43/9

x+4*x-(43/9)+7 = 0

x+4*x-43/9+7 = 0

5*x+20/9 = 0 // - 20/9

5*x = -20/9 // : 5

x = -20/9/5

x = -4/9

x = -4/9

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