SOLUTION: Add: (r-4s+6)+(8r+3s)+(s+9)
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Question 623489: Add: (r-4s+6)+(8r+3s)+(s+9)
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
(r-4s+6)+(8r+3s)+(s+9)
r-4s+6+8r+3s+s+9
(r+8r)+(-4s+3s+s)+(6+9)
9r+0s+15
9r+15
So (r-4s+6)+(8r+3s)+(s+9) simplifies to 9r+15
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