-3n-7=-40

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Solution for -3n-7=-40 equation: 


n in (-oo:+oo)

-3*n-7 = -40 // + 40

40-3*n-7 = 0

33-3*n = 0 // - 33

-3*n = -33 // : -3

n = -33/(-3)

n = 11

n = 11

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