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Back to 8.6 Solve Rational Equations

8.6 Exercise 98

Avg difficulty 2.5

House Painting Alain can paint a house in 4 days. Spiro would take 7 days to paint the same house. Solve the equation 14+17=1t\frac{1}{4} + \frac{1}{7} = \frac{1}{t} for t to find the number of days it would take them to paint the house if they worked together.

OpenStax Elementary Algebra 2e, 8.6 Solve Rational Equations, exercise 98

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Adapted from Elementary Algebra 2e © 2020 Rice University. Licensed under CC BY 4.0. Source: Elementary Algebra 2e. Imported at revision 77a933c.