-1/2q-4=9

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Solution for -1/2q-4=9 equation: 


q in (-oo:+oo)

(-1/2)*q-4 = 9 // - 9

(-1/2)*q-9-4 = 0

-1/2*q-13 = 0 // + 13

-1/2*q = 13 // : -1/2

q = 13/(-1/2)

q = -26

q = -26

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