3/4(7+k)=15

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Solution for 3/4(7+k)=15 equation: 


k in (-oo:+oo)

(3/4)*(k+7) = 15 // - 15

(3/4)*(k+7)-15 = 0

3/4*(k+7)-15 = 0

3/4*(k+7)-15 = 0

3/4*k-39/4 = 0

3/4*k-39/4 = 0

3/4*k-39/4 = 0 // + 39/4

3/4*k = 39/4 // : 3/4

k = 39/4/3/4

k = 13

k = 13

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