CHALLENGE

Are the two linear equations parallel, perpendicular, or neither?

• Parallel

• Perpendicular

• Neither

What is the slope of a line parallel to the line  $-2x+y=-7$  

• -2

• -1/2

• 1/2

• 2

 $-2x+y=-7$  What is the slope perpendicular to the line

• -2

• 1/2

• -1/2

• 2

Which of the following lines is PARALLEL to the graph of 5x + 2y = 8?

• 2x + 5y = 8

• 5x - 2y = 6

• -10x - 4y = 7

• -10x + 4y = 9

Which of the following lines is NOT parallel to the graph of line 6x - 8y = 5?

• 9x - 12y = 11

• 3x = 7 + 4y

• -6x + 8y = 3

• 16y = 13 + 6x

Determine the equation of the line that is PERPENDICULAR to the line 3x + 12y = 1 and contains the point (-2, 6).

• y = 4x + 6

• y = 4x + 14

• y = 3x + 12

• y = -1/4x + 11/2

Which of the following is perpendicular to 4x - 3y = 8?

• -4x - 3y = 8

• 6x + 8y = 9

• -8x + 12y = 7

• -8x + 6y = 5