7+2x+4x=-23 - solution

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Solution for 7+2x+4x=-23 equation:

x in (-oo:+oo)

2*x+4*x+7 = -23 // + 23

2*x+4*x+7+23 = 0

6*x+30 = 0 // - 30

6*x = -30 // : 6

x = -30/6

x = -5

x = -5

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