9/2a-5=-1 - solution

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Solution for 9/2a-5=-1 equation:

a in (-oo:+oo)

(9/2)*a-5 = -1 // + 1

(9/2)*a-5+1 = 0

9/2*a-4 = 0 // + 4

9/2*a = 4 // : 9/2

a = 4/9/2

a = 8/9

a = 8/9

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