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Grade 9 · Math · Algebra 1

9th grade Find the intercepts and graph a line from any form, including horizontal and vertical lines worksheet

6 printable versionsBuilding Confidence10 questions · answer keyFree · no account

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Find the intercepts and graph a line from any form, including horizontal and vertical lines

Grade 9 Math Worksheet - Building Confidence

NameDate

Circle the best answer, or write your answer on the line.

  1. The line is 3x + 2y = 18. Zee's line is 3x + 2y = 18. Covering the 2y term leaves 3x = 18. What is the x-intercept?

  2. The line is 2x + 5y = 20. Milo's line is 2x + 5y = 20. Covering the 2x term leaves 5y = 20. What is the y-intercept?

  3. The line is 6x + 5y = 60. Bo's line is 6x + 5y = 60. Covering the 5y term leaves 6x = 60. What is the x-intercept?

  4. The line is 3x + 6y = 42. Pia's line is 3x + 6y = 42. Covering the 3x term leaves 6y = 42. What is the y-intercept?

  5. Read this first

    Input–output table

    xy
    -34
    02
    30
    6-2

    Rows in order.

  6. Tala logs a line in a table of values. What is the x-intercept of the line?

  7. Ari logs a line in a table of values. What is the y-intercept of the line?

  8. 9 | 0 and 0 | 6. Put each row into 2x + 3y = 18 to check. Noah wants the intercepts of 2x + 3y = 18. Which two points are the x-intercept and the y-intercept, in that order?

    • (2, 0) and (0, 3)
    • (0, 9) and (6, 0)
    • (9, 0) and (0, 6)
    • (18, 0) and (0, 18)
  9. 10 | 0 and 0 | 6. Put each row into 3x + 5y = 30 to check. Esme wants the intercepts of 3x + 5y = 30. Which two points are the x-intercept and the y-intercept, in that order?

    • (30, 0) and (0, 30)
    • (3, 0) and (0, 5)
    • (0, 10) and (6, 0)
    • (10, 0) and (0, 6)
  10. 4 | 0 and 0 | 14. Put each row into 7x + 2y = 28 to check. Ren wants the intercepts of 7x + 2y = 28. Which two points are the x-intercept and the y-intercept, in that order?

    • (7, 0) and (0, 2)
    • (28, 0) and (0, 28)
    • (4, 0) and (0, 14)
    • (0, 4) and (14, 0)
  11. 10 | 0 and 0 | 8. Put each row into 4x + 5y = 40 to check. Kira wants the intercepts of 4x + 5y = 40. Which two points are the x-intercept and the y-intercept, in that order?

    • (0, 10) and (8, 0)
    • (10, 0) and (0, 8)
    • (40, 0) and (0, 40)
    • (4, 0) and (0, 5)
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9th grade Find the intercepts and graph a line from any form, including horizontal and vertical lines worksheet – printable
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About this worksheet

Find the intercepts and graph a line from any form, including horizontal and vertical lines. Every version has 10 questions, and the answer key prints on the second page.

What your child will learn

  • I can find the x-intercept and the y-intercept from a table, from y = mx + b and from Ax + By = C.
  • I can tell a horizontal line from a vertical line and say which slope each has.
  • I can write the equation of a line from its two intercepts.

Standard: F-IF.C.7a, A-REI.D.10

Words to know

x-intercept: The row where y = 0: the point where the line meets the x-axis.

y-intercept: The row where x = 0: the point where the line meets the y-axis.

horizontal line: y = a number. Flat, slope 0.

vertical line: x = a number. Straight up, slope not defined.

Common mistakes

Your child stopped at the number on the right and did not divide by the number in front of the letter.

Your child multiplied by the number in front of the letter instead of dividing.

Your child gave the other intercept.

What to say

Ask: how many x's (or y's) does that number stand for?

Ask: if 4x = 12, what do you do to get x alone?

Ask: which letter is 0 at the x-intercept, and which at the y-intercept?

Questions parents ask

What is the most common mistake with find the intercepts and graph a line from any form, including horizontal and vertical lines?

Your child stopped at the number on the right and did not divide by the number in front of the letter.

How can I help my child with find the intercepts and graph a line from any form, including horizontal and vertical lines?

Ask: how many x's (or y's) does that number stand for?

Are these 9th grade math worksheets free to print?

Yes. All 6 printable versions at each level are free to print, with the answer key, and no account is needed.

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