Algebra Linear Equations

Slope

100

Define slope.

What is rise/run?

200

What is the formula for slope?

What is y₂2 - y₂1 / x₂2 - x₂1 ?

300

The slope is the _____ness of a line

What is steepness?

400

Find the slope between the two points (0,0) and (2,2). 

What is 1.

500

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

What is 8/3?

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

Points and Lines

100

Does point (0,0) lie on line y = -3x ? MUST SHOW WORK

YES

200

Does point (1,2) lie on line y = 2x +1 ? MUST SHOW WORK

NO!!! 

300

If point (1,1) lies on lien y = 2x + b, What is b =? 

-1 

400

If point (-1,-4) lies on lien y = -1x + b, What is b =?

-2

500

given points (4,1) and (0,0). Find the equation for the line. MUST SHOW WORK

y = 4x + 0