Asked by lee
rice are $2.00 per lbs. and sugar are $4.00 per lbs. I bougth a total of 10 pounds of both for $27.00 How many pounds of each did i get?
Answers
Answered by
Jen
r+s=10
2r+4s=27
Multiply the first equation by -2 to cancel the r's.
-2r-2s=-20
2r+4s=27
2s=7
s=3.5
Put s back into either original equation to solve for r (the first one would be easier).
2r+4s=27
Multiply the first equation by -2 to cancel the r's.
-2r-2s=-20
2r+4s=27
2s=7
s=3.5
Put s back into either original equation to solve for r (the first one would be easier).
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.