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

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

a in (-oo:+oo)

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

(1/2)*a-5+4 = 0

1/2*a-1 = 0 // + 1

1/2*a = 1 // : 1/2

a = 1/1/2

a = 2

a = 2

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