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Name

Category

Date

Extra Practice

Phase 3

Lesson 3-1

Solve each program by graphing.

1 . e

y five 2x you 1

con 5 4x 2 a few

y

2 . e

x1y52

y five 2x 2 1

three or more. e

con 5 22x 1 4

y 5 22x 1 3

con

(3, 7)

2

6

(– 1, 3 2 )

33

(1, 1)

5

y

x

some

O

two

2

you

-2

U

–3

times

1

back button

2

5. e

four

3x a couple of 4y five 13

2x 1 2y 5 12-15

6

your five. e

two times 5 con 2 7

4x two 2y 5 14

six. e

sumado a

y

8

6

2

2

-2

4x

(3, -1)

-6

O

y

(8, 6)

4

times

O

x58

x2y52

6

O

-6

4

back button

10

Devoid of graphing, determine whether every single system is 3rd party, dependent, or inconsistent.

7. e

two times 1 3y 5 twenty eight

6x 1 9y a few 24

centered

8. elizabeth

x one particular 3y your five 7

con 5 23x 1 six

9. electronic

independent

3x 2 4y 5 doze

y your five 3x 2 4

four

inconsistent

twelve. Carla features $2. forty five in nickels and dimes. Deron offers $5. 50 in deliberar and quarters.

Deron offers as many dimes as Carla has nickels and as many quarters while Carla offers dimes. Just how many of every kind of coin does Carla have? twenty nickels, 18 dimes

11. Mr. Chandra bought two lbs of cheddar dairy products and 3 lbs of chicken loaf. He paid out

$26. 35. Mrs. Hsing paid $18. 35 to get 1 . your five lbs of cheese and 2 lbs . of poultry loaf. The thing that was the price every pound of every item? $4. 70 per lb of cheese, $5. 65 every lb of chicken loaf

Prentice Lounge Algebra a couple of • Extra Practice

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being unfaithful

Name

School

Date

Extra Practice (continued)

Chapter a few

Lesson 3-2

Solve every system of equations.

12. electronic

x you y a few 25

times 2 con 5 3 (1, 4)

13. at the

y a few 3x two 1

two times 1 y 5 13 (3, 8)

14. elizabeth

3x 1 2y a few 12

2x 1 2y 5 3 (6, 23)

15. at the

x 2 4y your five 16

by 1 2y 5 18 (8, 22)

16. electronic

y 5 2x 1 5

con 5 four 2 back button Q a couple of 1, 13 R

thirty-three

17. elizabeth

y your five 5x a couple of 1

(3, 14)

con 5 18

18. A kayaker can easily paddle doze mi in 2 they would moving while using river current. Paddling by

the same pace, the trip back resistant to the current takes 4 l. Assume that the river current is regular. Find what the kayaker's rate would be in still normal water. 4. five mi/h nineteen. Mrs. Mitchell put a total of $10,50, 000 in two accounts. One accounts earns 6%

simple interest per annum. The other account gets 6. 5% simple interest. After 1 year, the two accounts earned $632. 50 fascination. Find the amount of money was invested in each accounts. $3500 by 6%, $6500 at 6th. 5%

Lessons 3-3

Fix each system of inequalities by graphing.

twenty. e

y$x23

y # 3x one particular 7

twenty-one. e

3x 1 4y. 8

y, 5x

O

4

sumado a

4

back button

-6

two times 2 2y $ twenty-five

y, 3

y

y

6

twenty two. e

2

x

6th

-4

-6

O

-2

-4

U

x

two

-12

23. e

y#2

y. u x 2 2u

twenty four. e

con. 20. 5x 1 a couple of

y money u 2x u

sumado a

25. e

y. two times 2 5

y, 2u x you 2 u

y

you

1

O

-5

back button

2

four

-2

To

2

back button

Prentice Corridor Algebra two • Extra Practice

Copyright laws © by Pearson Education, Inc., or its affiliate marketers. All Legal rights Reserved.

12

O

sumado a

x

-1

Name

Class

Date

Extra Practice (continued)

Chapter a few

4x you 3y $ 11

4x 1 3y # 12-15

µ

x$0

y$0

26. Leyla would like to buy fish, chicken, or some of each pertaining to

weekend foods. The seafood costs $4 per pound and the

poultry costs $3 per pound. She will use at

least $11 yet no more than $15.

y

a. Write a system of inequalities to model the specific situation.