slopes are parallel or perpendicular

What is the slope parallel to the equation: y=4x+3

• -1/4

• 4x

• 4

• 1/4

Slopes of parallel lines are...

• opposite reciprocals.

• opposites.

• identical.

• always 7.

Slopes of perpendicular lines are...

• opposite reciprocals.

• opposites.

• identical.

• always 7.

y = 3x +2
y = 3x - 3
These lines are...

• Parallel

• Perpendicular

• Neither

• The same line

y = -2/3x + 2
y = 3/2x + 9
These lines are...

• Parallel

• Perpendicular

• Neither

A line is perpendicular to    y = 2x - 7.
What is the slope of this line? 

• -2

• 1/2

• -1/2

• 2

A line is perpendicular to    y = 2x - 7.
What is the slope of this line? 

• -2

• 1/2

• -1/2

• 2

y = -2/3x + 2
y = 3/2x + 9
These lines are...

• Parallel

• Perpendicular

• Neither

y = 3/2x + 2
y = 2/3x + 6
These lines are...

• Parallel

• Perpendicular

• Neither

What slope is parallel to:  
m = 3/4

• 4/3

• 3/4

• -3/4

• -4/3