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Lesson 4 Some of One, None of the Other Solidify Understanding

Ready

Graph each of the linear inequalities on the coordinate grid. Check a point to make sure you correctly shaded the half plane containing the solutions.

1.

A blank coordinate plane with the horizontal axis extending from -10 to 10 and the vertical axis extending from -10 to 10.–10–10–10101010–10–10–10101010000

2.

A blank coordinate plane with the horizontal axis extending from -10 to 10 and the vertical axis extending from -10 to 10.–10–10–10101010–10–10–10101010000

3.

A blank coordinate plane with the horizontal axis extending from -10 to 10 and the vertical axis extending from -10 to 10.–10–10–10101010–10–10–10101010000

4.

A blank coordinate plane with the horizontal axis extending from -10 to 10 and the vertical axis extending from -10 to 10.–10–10–10101010–10–10–10101010000

Set

Find the -intercept and the -intercept and then graph the solution set for the equation.

5.

-intercept:

-intercept:

a blank coordinate plane–10–10–10–5–5–5555101010–10–10–10–5–5–5555101010000

6.

-intercept:

-intercept:

a blank coordinate plane–10–10–10–5–5–5555101010–10–10–10–5–5–5555101010000

7.

-intercept:

-intercept:

a blank coordinate plane–10–10–10–5–5–5555101010–10–10–10–5–5–5555101010000

8.

-intercept:

-intercept:

a blank coordinate plane–10–10–10–5–5–5555101010–10–10–10–5–5–5555101010000

Go

Graph each system of equations and identify the solution to the system. Check your solutions.

9.

a blank coordinate plane–10–10–10–5–5–5555101010–10–10–10–5–5–5555101010000

Solution:

10.

a blank coordinate plane–10–10–10–5–5–5555101010–10–10–10–5–5–5555101010000

Solution:

11.

a blank coordinate plane–10–10–10–5–5–5555101010–10–10–10–5–5–5555101010000

Solution:

12.

a blank coordinate plane–10–10–10–5–5–5555101010–10–10–10–5–5–5555101010000

Solution: