k/2-10/2=-7 - solution

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Solution for k/2-10/2=-7 equation:

k in (-oo:+oo)

k/2-(10/2) = -7 // + 7

k/2-(10/2)+7 = 0

k/2-5+7 = 0

1/2*k+2 = 0 // - 2

1/2*k = -2 // : 1/2

k = -2/1/2

k = -4

k = -4

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