-2a-3=-4

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Solution for -2a-3=-4 equation: 


a in (-oo:+oo)

-2*a-3 = -4 // + 4

4-2*a-3 = 0

1-2*a = 0 // - 1

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

a = -1/(-2)

a = 1/2

a = 1/2

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