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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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Solving Equations. -132 = 4x – 5(6x – 10) -132 = 4x – 30x + 50 -132 = -26x + 50 -182 = -26x 7 = x.

Solving Equations. -132 = 4x – 5(6x – 10) -132 = 4x – 30x + 50 -132 = -26x + 50 -182 = -26x 7 = x.

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