OpenStax, Elementary Algebra 2e §5.4 Solve Applications with Systems of Equations · Exercise 16 · Algebra · Systems
Solve Applications with Systems of Equations · Exercise 16
Translate to a system of equations and solve.
Robert is 15 years older than his sister, Helen. The sum of their ages is sixty-three. Find their ages.
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OpenStax, Elementary Algebra 2e · §5.4 Solve Applications with Systems of Equations · Exercise 16
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