OpenStax, Intermediate Algebra 2e §7.5 Solve Applications with Rational Equations · Example 8 · Algebra · Rational expressions
Solve Applications with Rational Equations · Example 8
Ra’shon can clean the house in 7 hours. When his sister helps him it takes 3 hours. How long does it take his sister when she cleans the house alone?
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OpenStax, Intermediate Algebra 2e · §7.5 Solve Applications with Rational Equations · Example 8
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