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Prealgebra

Practice Test

PrealgebraPractice Test

Practice Test

339.

Plot and label these points:

  1. ⓐ(2,5)(2,5)
  2. ⓑ(−1,−3)(−1,−3)
  3. ⓒ(−4,0)(−4,0)
  4. ⓓ(3,−5)(3,−5)
  5. ⓔ(−2,1)(−2,1)
340.

Name the ordered pair for each point shown.

The graph shows the x y-coordinate plane. The axes extend from -7 to 7. A is plotted at -4, 1, B at 3, 2, C at 0, -2, D at -1, -4, and E at 4,-3.
341.

Find the x-interceptx-intercept and y-intercepty-intercept on the line shown.

The graph shows the x y-coordinate plane. The x-axis runs from -7 to 7. The y-axis runs from -7 to 7. A line passes through the points “ordered pair 4, 0” and “ordered pair 0, -2”.
342.

Find the x-interceptx-intercept and y-intercepty-intercept of the equation 3x−y=6.3x−y=6.

343.

Is (1,3)(1,3) a solution to the equation x+4y=12?x+4y=12? How do you know?

344.

Complete the table to find four solutions to the equation y=−x+1.y=−x+1.

xx yy (x,y)(x,y)
00
11
33
−2−2
345.

Complete the table to find three solutions to the equation 4x+y=84x+y=8

xx yy (x,y)(x,y)
00
00
33

In the following exercises, find three solutions to each equation and then graph each line.

346.

y = −3 x y = −3 x

347.

2 x + 3 y = −6 2 x + 3 y = −6

In the following exercises, find the slope of each line.

348.
The graph shows the x y-coordinate plane. The axes run from -7 to 7. The y-axis runs from -5 to -4. A line passes through the points “ordered pair 6, 4” and “ordered pair 0, -3”.
349.
The graph shows the x y-coordinate plane. The axes run from -7 to 7. A line passes through the points “ordered pair 3, 0” and “ordered pair 1, 5”.
350.

Use the slope formula to find the slope of the line between (0,−4)(0,−4) and (5,2).(5,2).

351.

Find the slope of the line y=2.y=2.

352.

Graph the line passing through (1,1)(1,1) with slope m=32.m=32.

353.

A bicycle route climbs 2020 feet for 1,0001,000 feet of horizontal distance. What is the slope of the route?

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