Slope-Intercept Form of an Equation Notes Over 5.1 Write an equation of the line in slope-intercept form. m is the slope and b is the y-intercept 1. The.

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Presentation transcript:

Slope-Intercept Form of an Equation Notes Over 5.1 Write an equation of the line in slope-intercept form. m is the slope and b is the y-intercept 1. The slope is –2; the y-intercept is The slope is 1; the y-intercept is –4. 3. The slope is 0; the y-intercept is The slope is 3; the y-intercept is 6.

Notes Over 5.1 Modeling a Real-Life Situation 5. A car rental company charges a flat fee of $50 and an additional $.30 per mile to rent an automobile a.Write an equation to model the total charge C (in dollars) in terms of n, the number of miles driven. b.Complete the table using the equation from part a. Miles (n) Total charge (C)

Notes Over 5.1 Modeling a Real-Life Situation 5. A car rental company charges a flat fee of $50 and an additional $.30 per mile to rent an automobile Verbal Model Total Charge Rate per mile Number of miles driven Flat Fee a.Write an equation to model the total charge C (in dollars) in terms of n, the number of miles driven.

Notes Over 5.1 Modeling a Real-Life Situation 5. A car rental company charges a flat fee of $50 and an additional $.30 per mile to rent an automobile Miles (n) Total charge (C)

Notes Over 5.1 Modeling a Real-Life Situation 6. In 1996, the enrollment in your school was approximately 1400 students. During the next three years, the enrollment increased by approximately 30 students per year. a.Write an equation to model the school’s enrollment E in terms of t, the number of years since b.Use the equation to estimate the school’s enrollment in the year 2002.

Notes Over 5.1 Modeling a Real-Life Situation 6. In 1996, the enrollment in your school was approximately 1400 students. During the next three years, the enrollment increased by approximately 30 students per year. a.Write an equation to model the school’s enrollment E in terms of t, the number of years since Verbal Model School’s Enrollment Rate of Increase Number of years Current Enrollment

Notes Over 5.1 Modeling a Real-Life Situation 6. In 1996, the enrollment in your school was approximately 1400 students. During the next three years, the enrollment increased by approximately 30 students per year. a.Write an equation to model the school’s enrollment E in terms of t, the number of years since b.Use the equation to estimate the school’s enrollment in the year 2002.

Notes Over 5.1