a-2+a=2

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Solution for a-2+a=2 equation: 


a in (-oo:+oo)

a+a-2 = 2 // - 2

a+a-2-2 = 0

2*a-4 = 0 // + 4

2*a = 4 // : 2

a = 4/2

a = 2

a = 2

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