7n-3/4+2n=-39/4

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Solution for 7n-3/4+2n=-39/4 equation: 


n in (-oo:+oo)

7*n+2*n-(3/4) = -39/4 // + -39/4

7*n+2*n-(3/4)-(-39/4) = 0

7*n+2*n-3/4+39/4 = 0

9*n+9 = 0 // - 9

9*n = -9 // : 9

n = -9/9

n = -1

n = -1

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