7-n/2=4 - solution

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Solution for 7-n/2=4 equation:

n in (-oo:+oo)

7-(n/2) = 4 // - 4

7-(n/2)-4 = 0

3-1/2*n = 0 // - 3

-1/2*n = -3 // : -1/2

n = -3/(-1/2)

n = 6

n = 6

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