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What's My Slope?
Parallel/Perpendicular Equations
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When Will I Use This?
Potpourri
100
The slope of a line with the equation y = -6x - 8
What is -6?
100

The equation of a line (in slope-intercept form) that is parallel to y=6x-3 and passes through the point (0,4)

What is y = 6x + 4?

100

The x- and y-intercepts of 3x + 9y = 27

What is x = 9 and y = 3?

100

A solution in a lab begins at 95°C and cools at 2.5°C per minute.

Predict after 12 minutes how much the solution will have cooled

65°C

100
The x- and y-intercepts of y = (-4/5) x - 8
What is x = -10 and y = -8?
200

The slope of a line that goes through (-1, 7) and (3, 9)

What is 1/2?

200

The equation of a line that is parallel to y=3/4x-2 and passes through (8, 9).


y=3/4x+3

200
The x- and y-intercepts of the graph of -2x + 6y = 12
What is x = -6 and y = 2?
200

FBLA has $250 saved in their account and plans to raise $75 per week.

When will they reach $1,000?

10 weeks

200
y = 7x - 9/10 written in standard form with only integers, and where A (Ax + By = c) is positive
What is 70x - 10y = 9?
300

The slope of a line of the equation 4x + 3y = 8

What is -4/3?

300

The equation of a line that is parallel to y=4x-2 and passes through (-6, 7).

y=4x+31

300

The equation 4x - 2y = 10 written in slope intercept form

What is y = 2x - 5?

300

A school needs to rent tables for an awards banquet to seat exactly 180 people. Small tables seat 6 people, and large tables seat 10 people. 

This is the greatest amount of small tables and the greatest amount of large tables that can be rented.

30 small tables with no large tables

OR

18 large tables with no small tables

300
y = -7x + 6 written in standard form with only integers, and where A (Ax + By = c) is positive
What is 7x + y = 6?
400
The slope of a line that passes through (0.5, -2) and (5.5, 1)
What is 3/5?
400

The equation of a line that is perpendicular to y=2/3x-8 and passes through (8, -5).

What is y = -3/2x+7?

400

y = 2x + 5 written in standard form with only integers, and where A (Ax + By = c) is positive

What is 2x - y = -5?

400

You are considering two different jobs. Job A is $12/hour plus a $20 sign-on bonus, while Job B is $15/hour with a $8 sign-on bonus.


Predict how much money you will earn at each job after working a 40 hour work week.

Job A is $500

Job B is $608

400

Write an equation of a line in slope-intercept form that passes through (-4,11) and has a slope of 3/4.

y=3/4x+14

500

The slope of a line that passes through (4, 5) and (-8, 5)

What is 0 or none?

500

The equation of a line (in slope-intercept form) that is perpendicular to the equation y=2x-3 and passes through the point (4, 5)

y=-1/2x+7

500

y = -9x + 4/5 written in standard form with only integers, and where A (Ax + By = c) is positive

What is 45x + 5y = 4?

500

Burgers cost $3 and hot dogs cost $2. Assume you have $18 to spend.

What are ALL the possible combinations of burgers and hot dogs you could buy?

0 burgers and 9 hot dogs

2 burgers and 6 hot dogs

4 burgers and 6 hot dogs

6 burgers and 0 hot dogs

500

Write an equation of a line that passes through (5,6) and (0,11).

y=-x+11