Algebra 7 Quiz

Find the value of the missing coordinate that makes the ordered pair a solution to the equation: y = 3x - 16, where the ordered pair is (-8, y).

• -8

• 8

• 24

• -40

Find the value of the missing coordinate that makes the ordered pair a solution to the equation: 2x + y = -2, where the ordered pair is (x, 2).

• -6

• -4

• 0

• 2

Find the value of the missing coordinate that makes the ordered pair a solution to the equation: 5x + y = -12, where the ordered pair is (x, 3).

• -3

• -15

• 3

• 15

Find the slope of the line through the given points: (-4, -6) and (5, -8).

• -2/9

• 2/9

• -1/5

• 1/5

Find the slope of the line through the given points: (-4, -3) and (-4, -5).

• 0

• Undefined

• 1

• -1

Determine the slope and y-intercept of the line represented by the equation 4x - 10y = 40.

• Slope: -2/5, Y-intercept: 4

• Slope: 2/5, Y-intercept: -4

• Slope: 4/10, Y-intercept: -4

• Slope: -4/10, Y-intercept: 4

Indicate whether the distinct lines, line 1 and line 2 are parallel, perpendicular, or neither. Line 1 has a slope of -8/9, and line 2 has a slope of -9/8.

• Parallel

• Perpendicular

• Neither

• Cannot be determined

Indicate whether the distinct lines, line 1 and line 2 are parallel, perpendicular, or neither. Line 1 has a slope of 8/3, and line 2 has a slope of -3/8.

• Parallel

• Perpendicular

• Neither

• Cannot be determined

What is the equation of the line shown in the graph for question 9?

• y = 3x + 26

• y = -6x - 26

• y = 3x - 30

• y = -3x - 30

What is the equation of the line shown in the graph for question 10?

• y = 3x + 4

• y = -3x - 4

• y = 3x - 4

• y = -3x + 4