2x-1/2+x+7/2 - solution

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Solution for 2x-1/2+x+7/2 equation:

x in (-oo:+oo)

2*x+x-(1/2)+7/2 = 0

2*x+x-1/2+7/2 = 0

3*x+3 = 0 // - 3

3*x = -3 // : 3

x = -3/3

x = -1

x = -1

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