6 1 Slope Intercept Form Practice AB TE PDF

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Name ________________________________________ Date ___________________ Class __________________ LESSON

6-1

Slope-Intercept Form Practice and Problem Solving: A/B

Write the equation for each line in slope-intercept form. Then identify the slope and the y-intercept. 1. 4x + y  7

2. 2x  3y  9

y=-4x+7

-3y=-2+9

Equation: ____________________________

Equation: ____________________________

-4x

-2x

Slope: _______________________________

Slope: _______________________________

9

7

y-intercept: __________________________

y-intercept: __________________________

3. 5x + 1  4y + 7

4. 3x + 2y  2x + 8

y=5/4x - 3/2

y=-1/2x+4

Equation: ____________________________

Equation: ____________________________

-1/2x

5/4x

Slope: _______________________________

Slope: _______________________________

4

-3/2

y-intercept: __________________________

y-intercept: __________________________

Graph the line described by each equation. 6. y 

5. y  3x + 4

5 x 1 6

Solve. 7. What are the slope and y-intercept of y  3 x  5 ?

3x

_________________________________________________________________________________________

8. A line has a y-intercept of 11 and slope of 0.25. Write its equation in slope-intercept form. y=1/4-11 _________________________________________________________________________________________ 9. A tank can hold 30,000 gallons of water. If 500 gallons of water are used each day, write the equation that represents the amount of water in the tank x days after it is full.

y=30000-500x

_________________________________________________________________________________________ Original content Copyright © by Houghton Mifflin Harcourt. Additions and changes to the original content are the responsibility of the instructor.

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