Algebra 1A Final Review

Vocabulary

100

In the following equation, what is the 3 called?

3x-5=25

coefficient

200

What is the "x" called in the following equation?

3x-5 = 25

variable

300

In the following equation, what is the -5 and the 25 called

constants

400

Positive numbers, their opposites and zero

Integers

500

               3x-5 is called a(n) ___________

  expression 

Evaluating functions

100

Evaluate f(x) = 4x+2 for x = -1

-2

200

Evaluate f(x) = -5x + 9 for x = 4

-11

300

Evaluate f(x) = 3x + x - 6 for x = 8

26

400

Evaluate the following:

               f(-3) = 12 + 6x

-6

500

Evaluate the following:

           f(-5) = -x + 5

10

Generic Rectangles

100

Multiply the following binomials:

(x + 2)(x + 5)

x² + 7x +10 

200

Multiply the following binomials:

(x + 6)(x - 4)

x² + 2x - 24

300

Multiply the following binomials:

(2x + 1)(3x+7)

6x² + 17x +7

400

Multiply the following binomials:

(3x - 7)(x - 9)

3x² -34x + 63

500

Multiply the following binomials:

(x + 8)(x - 8)

x² - 64

Systems of equations

100

Name the four ways to solve a system of equations

Graphing, equal values, Substitution, Elimination

200

Solve the following system of equations

y = 2x + 1 

y = -3x + 6

(1, 3)

300

Solve the following system of equations:

x = 2y + 4

4x + 3y = 5

(2, -1)

400

Use the elimination method to solve the following system of equations:

2x - y= 6

-2x + 3y = 2

(5, 4)

500

Solve the following system of equations using any method:

3x + y = 11

9x + 2y = 28

(2, 5)

Inequalities

100

Which two inequality signs indicate a dashed line?

< or >

200

Solve the following inequality:

4x - 5 < 19

x = 6

300

When should you flip the inequality sign?

When you multiply or divide by a negative number

400

Solve the following inequality:

-2x + 13 > 3

x > 5

500

Algebraically determine whether (-6, 4) is a solution to the following inequality:

-2x - 9 = y

No, it is not a solution