4/9n-8-1/4n=7

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Solution for 4/9n-8-1/4n=7 equation:


n in (-oo:+oo)

(4/9)*n-((1/4)*n)-8 = 7 // - 7

(4/9)*n-((1/4)*n)-8-7 = 0

(4/9)*n+(-1/4)*n-8-7 = 0

7/36*n-15 = 0 // + 15

7/36*n = 15 // : 7/36

n = 15/7/36

n = 540/7

n = 540/7

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