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**Fractional Coefficients**

Objective: To solve equations and inequalities involving fractional coefficients.

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To solve an equation or an inequality having fractional coefficients it is helpful to multiply the equation by the LCD Example: solve for x Multiply the equation by the LCD

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Joe can finish the class project in 10 hours and Sam can finish the same job in 8 hours. If Joe starts at 1pm and Sam helps him 2 hours later will he have time to watch his TV show at 8 pm? Joe can finish 1/10th of the job per hour Sam can finish 1/8th of the job per hour but starts 2 hours later

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**Joe’s work plus Sam’s work has to equal to 1(the whole job)**

Joe and Sam must finish the job in less than 7 hours. Since h is less than seven yes, he can watch his show.

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Try These! 1. 2. 3. 4. 5. 1. 2. 3. 4. 5. End Show

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Try These!

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Try These!

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Try These!

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Try These!

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Try These!

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Linear Equations Know your rules for solving equations If fractions, multiply through by LCD Distribute values to parentheses What you do on one.

Linear Equations Know your rules for solving equations If fractions, multiply through by LCD Distribute values to parentheses What you do on one.

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