1/16 Point Slope Form in Context

Last updated about 1 year ago

5 questions

Jerry has a comic book collection.  He buys 7 comic books a month and after 5 months he has 45 comic books.   The amount of comic books Jerry has depends on the number of months that have passed.

Using point-slope form, write the equation of the line that describes this scenario.  Then, rewrite the equation in slope-intercept form. 

Point Slope Form:  _______ 
Slope Intercept Form: _______ 

What does the y-intercept represent in context?_______ 

On the week-end, Sally babysits.  After 8 hours worked she has $120.  She charges $12 hour.   The amount of money earned depends on the number of hours that have passed.

Using point-slope form, write the equation of the line that describes this scenario.  Then, rewrite the equation in slope-intercept form. 

Point Slope Form:  _______ 
Slope Intercept Form: _______ 

What does the y-intercept represent in context?_______ 

Minnie is saving up to buy a new bike.  She saves $6 a week.  After 5 weeks she has $130.  The amount of money saved depends on the number of weeks that have passed.

Using point-slope form, write the equation of the line that describes this scenario.  Then, rewrite the equation in slope-intercept form.
Point Slope Form: _______ 
Slope Intercept Form:_______ 

What does the y-intercept represent in context?_______ 

Gerry has a fund set aside for groceries.  He spends $150 a week on groceries.  After the end of 8 weeks he has $900 left. The amount of money left depends on the number of weeks that have passed.

Using point-slope form, write the equation of the line that describes this scenario.  Then, rewrite the equation in slope-intercept form.

Point Slope Form: _______ 
Slope Intercept Form: _______ 
What does the y-intercept represent in context? _______ 

Gerry picked up baseballs after practice and then weighed the container with the baseballs. 
 The container held eight baseballs and weighed 70 ounces.  Each baseball weighs 5 ounces. 

Using point-slope form, write the equation of the line that describes this scenario.  Then, rewrite the equation in slope-intercept form.

Point Slope Form: _______ 
Slope Intercept Form: _______ 
What does the y-intercept represent in context? _______ 