OpenStax, Algebra and Trigonometry 2e §11.2 Systems of Linear Equations: Three Variables · Exercise 55 · Algebra · Systems
Systems of Linear Equations: Three Variables · Exercise 55
Three numbers sum up to 147. The smallest number is half the middle number, which is half the largest number. What are the three numbers?
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OpenStax, Algebra and Trigonometry 2e · §11.2 Systems of Linear Equations: Three Variables · Exercise 55
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