X and Y Intercepts Linear Equations

Number of Solutions to Linear Equations

By Ms. Lujano

Open Ended

How are you feeling today?

Poll

Which one?

Vocabulary Review

X-Axis

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^{The HORIZONTAL number line on a coordinate plane}

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Y-Axis

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^{The VERTICAL number line on a coordinate plane}

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Multiple Choice

The BLUE line is the __________.

• X- Axis

• Y-Axis

• Coordinate

Multiple Choice

The RED line in the __________.

• X-Axis

• Y-Axis

• Origin

Ordered Pair ​

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A pair of numbers used to locate ​any point on the coordinate plan

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Open Ended

Give an example of an ordered pair

(x, y)

Origin

​The point where the x-axis and the y-axis meet at (0,0).

Multiple Choice

What are the coordinates of the origin?

• (1,4)

• (0,0

• (4,1)

Poll

Pick One

X and Y Intercepts ​from a Table and a Graph

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​An x-intercept occurs when y=0.

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The y-intercept occurs when x=0.

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​What are X and Y intercepts?

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​An x-intercept occurs when y=0.

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​ X-intercepts

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​Table

​X	​Y
​0	​20
​5	​15
​10	​10
​15	​5
​20	​0

A table shows the x-intercept when​ the y value is 0

​ x-intercept: (20,0)

Multiple Choice

What is the X- intercept?

• (20, 0)

• (10, 10)

• (5,15)

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​An x-intercept occurs when y=0.

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​ X-intercepts

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Graph ​

​A graph shows the x-intercept when the graph crosses the x- axis

X- intercept: ​(-4,0)

Multiple Choice

What is the x-intercept?

• (-4,0)

• (0,6)

• (0,0)

Poll

Pick One:

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​An y-intercept occurs when x=0.

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​ Y-intercepts

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​Table

​X	​Y
​0	​20
​5	15​
10​	10​
15​	5​
20​	​0

A table shows the y-intercept when​ the x value is 0​

​ y-intercept: (0,20)

Multiple Choice

What is the y- intercept?

• (0,20)

• (15, 5)

• (0,0)

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​An y-intercept occurs when x=0.

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Graph ​

​ Y-intercepts

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​A graph shows the y-intercept when the graph crosses the y- axis

y- intercept: ​(0,6)

Multiple Choice

What is the y-intercept?

• (0,6)

• (0,0)

• (-4,0)

Poll

Pick One:

Finding X and Y Intercepts ​

Multiple Choice

Use the table to find the x-intercept

The x-intercept is ________

• (1, -1)

• (3,1)

• (2,0)

Multiple Choice

Use the table to find the y-intercept.

The y- intercept is _______.

• (0, -2)

• (1, -1)

• (3,1)

Multiple Choice

Use the table to find the x-intercept.

The x-intercept is ________.

• (1,8)

• (-7,0)

• (2,9)

Multiple Choice

Use the table to find the y-intercept.

The y-intercept is ________.

• (0,7)

• (2,9)

• (0,0)

Multiple Choice

Use the graph to find the x-intercept.

The x intercept is ________

• (-1, 0)

• (-2, -1)

• (1,2)

Multiple Choice

Use the graph to find the y-intercept.

The y-intercept is ________.

• (-2, 1)

• (0,1)

• (2, 1)

Multiple Choice

Use the graph to find the x-intercept.

The x-intercept is _______.

• (-4, 0)

• (-3, 1)

• (-2,2)

Multiple Choice

Use the graph to find the y-intercept.

The y-intercept is ________.

• (1,5)

• (0,4)

• (-2, 2)

Poll

How do you feel about this lesson?

• I understand this

  and can teach others

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• I understand this but need more practice

  😌

• I still need help

  🤨

• I do not understand this at all

  🙁

​ALL DONE !!!!!!!!!