-3n-3=-21/4

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Solution for -3n-3=-21/4 equation: 


n in (-oo:+oo)

-3*n-3 = -21/4 // + -21/4

-3*n-(-21/4)-3 = 0

21/4-3*n-3 = 0

9/4-3*n = 0 // - 9/4

-3*n = -9/4 // : -3

n = -9/4/(-3)

n = 3/4

n = 3/4

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