SOLUTION: A balanced scale has a bag of flour on its right pan. On its left pan, it has a bag of rice and a 1-kg weight. The bag of rice is half the weight of the bag of flour. What is the w

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Question 1143242: A balanced scale has a bag of flour on its right pan. On its left pan, it has a bag of rice and a 1-kg weight. The bag of rice is half the weight of the bag of flour. What is the weight of 2 similar bags of flour?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
Let +x+ = the weight of a bag of flour
in kg
+%281%2F2%29%2Ax+%2B+1+=+x+ because the left side balances the right
+%281%2F2%29%2Ax+=+1+
+x+=+2+ kg
+2x+=+4+ kg