3(2-7k)=-225

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Solution for 3(2-7k)=-225 equation: 


k in (-oo:+oo)

3*(2-(7*k)) = -225 // + 225

3*(2-(7*k))+225 = 0

3*(2-7*k)+225 = 0

3*(2-7*k)+225 = 0

231-21*k = 0

231-21*k = 0

231-21*k = 0 // - 231

-21*k = -231 // : -21

k = -231/(-21)

k = 11

k = 11

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