4+3a+a=-4 - solution

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Solution for 4+3a+a=-4 equation:

a in (-oo:+oo)

3*a+a+4 = -4 // + 4

3*a+a+4+4 = 0

4*a+8 = 0 // - 8

4*a = -8 // : 4

a = -8/4

a = -2

a = -2

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