1/2x+1/5=-4 - solution

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Solution for 1/2x+1/5=-4 equation:

x in (-oo:+oo)

(1/2)*x+1/5 = -4 // + 4

(1/2)*x+1/5+4 = 0

1/2*x+21/5 = 0 // - 21/5

1/2*x = -21/5 // : 1/2

x = -21/5/1/2

x = -42/5

x = -42/5

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