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(12r)/(r+2) =(4)/(r+2) -6
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(12r)/(r+2) =(4)/(r+2) -6

User Anna Vlasenko
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1 Answer

6 votes

Answer:


r = (-4)/(9)

Explanation:


(12r)/(r+2)= (4)/(r+2) -6 \\\\(12r)/(r+2)= (4-6(r+2))/(r+2) \\\\(12r)/(r+2)= (4-6r-12)/(r+2)\\\\12r = -6r - 8\\\\12r + 6r = -8 \\\\18r = -8\\\\r = (-8)/(18) = (-4)/(9)

User Bryan Hanson
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