-1/2(a+2)+a=3

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Solution for -1/2(a+2)+a=3 equation: 


a in (-oo:+oo)

(-1/2)*(a+2)+a = 3 // - 3

(-1/2)*(a+2)+a-3 = 0

a-1/2*(a+2)-3 = 0

a-1/2*(a+2)-3 = 0

1/2*a-3-1 = 0

1/2*a-4 = 0

1/2*a-4 = 0

1/2*a-4 = 0 // + 4

1/2*a = 4 // : 1/2

a = 4/1/2

a = 8

a = 8

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