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Practice Test

682.

Plot each point in a rectangular coordinate system.

  1. (2,5)(2,5)
  2. (−1,−3)(−1,−3)
  3. (0,2)(0,2)
  4. (−4,32)(−4,32)
  5. (5,0)(5,0)
683.

Which of the given ordered pairs are solutions to the equation 3xy=63xy=6?

  1. (3,3)(3,3)
  2. (2,0)(2,0)
  3. (4,−6)(4,−6)
684.

Find three solutions to the linear equation y=−2x4y=−2x4.

685.

Find the x- and y-intercepts of the equation 4x3y=124x3y=12.

Find the slope of each line shown.

686.
The graph shows the x y-coordinate plane. The x- and y-axes each run from negative 7 to 7. A line passing through the points (negative 5, 2) and (0, negative 1) is plotted from the top left toward the bottom right.
687.
The graph shows the x y-coordinate plane. The x- and y-axes each run from negative 7 to 7. A vertical line passing through the point (2, 0) is plotted.
688.
The graph shows the x y-coordinate plane. The x- and y-axes each run from negative 7 to 7. A horizontal line passing through the point (0, 5) is plotted.
689.

Find the slope of the line between the points (5,2)(5,2) and (−1,−4)(−1,−4).

690.

Graph the line with slope 1212 containing the point (−3,−4)(−3,−4).

Graph the line for each of the following equations.

691.

y = 5 3 x 1 y = 5 3 x 1

692.

y = x y = x

693.

x y = 2 x y = 2

694.

4 x + 2 y = −8 4 x + 2 y = −8

695.

y = 2 y = 2

696.

x = −3 x = −3

Find the equation of each line. Write the equation in slope–intercept form.

697.

slope 3434 and y-intercept (0,−2)(0,−2)

698.

m=2m=2, point (−3,−1)(−3,−1)

699.

containing (10,1)(10,1) and (6,−1)(6,−1)

700.

parallel to the line y=23x1y=23x1, containing the point (−3,8)(−3,8)

701.

perpendicular to the line y=54x+2y=54x+2, containing the point (−10,3)(−10,3)

702.

Write the inequality shown by the graph with the boundary line y=x3y=x3.

The graph shows the x y-coordinate plane. The x- and y-axes each run from negative 7 to 7. The line y equals negative x minus 3 is plotted. The solid line passes through the points (negative 3, 0) and (0, negative 3).

Graph each linear inequality.

703.

y > 3 2 x + 5 y > 3 2 x + 5

704.

x y −4 x y −4

705.

y −5 x y −5 x

706.

y < 3 y < 3

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