Writing Linear Equations & Parallel & Perpendicular Lines Review

Front

Slopes of perpendicular lines are...

Back

opposite (sign) reciprocals.

Front

Slopes of parallel lines are...

Back

the same.

Front

Write the equation of a line that goes through the points (9, -2) and (-3,2) in slope intercept form.

Back

y=-⅓x+1

Front

-6x + y = 2 and 6x + y = 2
These lines are...

Back

Neither

Front

Write an equation for a line parallel to
y = 5/4x + 4 through (-4, -3)

Back

y = 5/4x +2

Front

What is the slope of the line represented by the equation y = 2x + 3?

Back

2

Front

What is the y-intercept of the line represented by the equation y = -4x + 5?

Back

5

Front

If two lines have slopes m1 and m2, and m1 * m2 = -1, what can be said about the lines?

Back

They are perpendicular.

Front

What is the slope of a line parallel to the line y = 3x - 7?

Back

3

Front

Convert the equation 2x + 3y = 6 to slope-intercept form.

Back

y = -2/3x + 2