Algebra Linear Equations

Slope

100

Define slope.

What is rise/run?

200

What is the formula for slope (m)?

HINT: REFERENCE SHEET...

What is y₂2 - y₂1 / x₂2 - x₂1 ?

300

Find the slope using the graph A.

What is 2/3?

400

Find the slope using graph B.

What is 1?

500

Find the slope between the two points A(2,4) and B(-1,-4).

What is 8/3?

Parallel and Perpendicular Lines

100

Fill in the blank. Parallel lines have the ________ slope. Perpendicular lines have ______________ _____________ slopes.

What is same slope and opposite reciprocal slopes?

200

Write the equation of the line parallel to y=x-2 

Answers may vary.

300

What is the perpendicular slope of -2/3?

What is 3/2

400

Write the equation of the line that is perpendicular to y=-x+2.

Answers may vary.

500

Write the equation of the line perpendicular to y=2/5x-9?

Answers may vary.

Slope Intercept Form

100

What is the equation for slope intercept form?

What is y=mx+b?

200

Write the equation with a slope of 6 and y-intercept of -8.

What is y=6x-8?

300

Write the equation of a line with slope -2 and y-intercept 0.

What is y=-2x?

400

Graph and label y=2x-2.

Answer on board

500

Graph y=-x+1.

Answer on board

Standard Form

100

What is the equation for standard form?

What is Ax+By=C?

200

Find the y intercept of x+4y=8.

The y-intercept is 2.

300

Find the slope of -5x+3y=-15 

slope = 5/3

400

Convert y=-2/5x+1 to standard form.

2x+5y=5

OR

2/5x + y = 1

500

What is the slope of 2x-3y=5?

m=2/3

Vocabulary & Misc.

100

Define parallel lines.

What is two lines that do not touch?

200

Define perpendicular lines.

What is lines that intersect at 90 degrees?

300

How do you tell the difference between slope intercept form and standard form?

answers vary

400

What is the solution to a system of equations with parallel lines?

No Solution 

500

What are the 3 types of solutions to systems of equations?

1 Solution

No Solution

Infinite Solutions