3+2x=-4x-9 - solution

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Solution for 3+2x=-4x-9 equation:

x in (-oo:+oo)

2*x+3 = -4*x-9 // + -4*x-9

2*x-(-4*x)+3+9 = 0

2*x+4*x+3+9 = 0

6*x+12 = 0 // - 12

6*x = -12 // : 6

x = -12/6

x = -2

x = -2

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