Algebra Demystified 2nd Ed

Chapter 9 linear inequaliTieS 317

3. 02 51012

02 11012

02 012

012

02

.( ).

..

..

.

.

x

x

x

x

x

-+≥

-+≥

≥

≥

≥≥

≥

3

5

x 06. 0

FIgure 9-16

0.60

4.^1032181

10 6381

4381

33

48

xx x

xx x

xx

xx

-+≥+

--≥+

-≥ +

++

≥

()

++

--

-≥

≤

• ≤-

4

88

44

4

4

4

4

1

xx

x

x

x

FIgure 9-17

–1