LESSON
1.4
NAME
DATE
Practice A
For use with pages 2430
Decide whether the following is an expression, an equation, or
an inequality.
1. 5x 9 12
2. 7x 2
3. 3x 2 12
4. 5.5 3x 9
5. 19 < 4a
6. 89 2a 39
Check whether the given number is a solution of the equa
LESSON
1.4
NAME
DATE
Practice B
For use with pages 2430
Check whether the given number is a solution of the equation.
1. 2x 3 17; 7
2. 20 2x 8; 6
3. 4 x2 10; 3
4. x2 19 30; 7
5. 3x 5 x 1; 2
6. 17 2a3 11; 1
7. 5a 3 3 2a; 2
8. y 3y 2y 6; 3
9. 5x 3x 30 2x; 5
LESSON
1.4
NAME _ DATE _
Reteaching with Practice
For use with pages 2430
GOAL
Check solutions of equations and inequalities and solve equations using
mental math
VOCABULARY
An equation is formed when an equal sign is placed between two equal
expressions.
LESSON
NAME
1.6
DATE
Practice A
For use with pages 4045
Transportation
Ratios
In Exercises 46, use the bar
graph, which shows the pupil-to-teacher
ratio for public schools in 1985, 1990, and
1995.
Transportation
250
200
150
100
50
0
Pupil-to-Teacher Ratio
Lesson1.5
LESSON
1.5
NAME _ DATE _
Practice A
For use with pages 3239
Write the verbal phrase as an algebraic expression. Use x for the
variable in your expression.
1. Three more than a number
2. Four less than a number
3. Difference of eight and a number
LESSON
Practice B
Lesson 1.5
1.5
NAME _ DATE _
For use with pages 3239
Write the verbal phrase as an algebraic expression. Use x for the
variable in your expression.
1. Four more than a number
2. Six less than a number
3. Difference of 12 and a number
4.
LESSON
NAME
1.6
DATE
Practice B
For use with pages 4045
Transportation In Exercises 13, use the
bar graph, which shows the type of transportation students used to go to school at
Adams High School in a recent year.
Ratios
In Exercises 46, use the bar grap
LESSON
Reteaching with Practice
For use with pages 3239
GOAL
Translate verbal phrases into algebraic expressions and use a verbal model
to solve a real-life problem
VOCABULARY
Writing algebraic expressions, equations, or inequalities that represent
real-l
LESSON
1.6
NAME _ DATE _
Reteaching with Practice
For use with pages 4045
GOAL
Use tables to organize data and use graphs to organize real-life data
VOCABULARY
The word data is plural and it means information, facts, or numbers that
describe something.
Ba