1,2,3 Review

Solving Equations

100

Solving Equations

4x + 3 = 7

What is: 

x = 1

200

Solving Equations

4(6 + 5x) = 124

What is: 

x = 5

300

Solving Equations

-108 = -8(x + 6) - 4

What is: 

x = 7

400

Solving Equations

-5(8n - 4) - n = - 16 - 5n

What is:

n = 1

500

Solving Equations

-15 - 5x = 5(-x - 3)

What is:

True statement, infinite solutions

Absolute Value Equations

100

Solving Absolute Value

|6r + 6| = 60

What is:

 r = -11 or r = 9

{-11,9}

200

Solving Absolute Value

|10x - 3| = 27

What is:

x = 3 or x = -12/5 

{3, -12/5}

300

Solving Absolute Value

|-6 + 3a| = 36

What is:

a = -10 or a = 14

{-10, 14}

400

Solving Absolute Value

|7n + 1| = 48

What is:

n = -7 or n = 47/7 

{-7, (47/7)}

500

Solving Absolute Value

|4k + 7| = -11

What is:

No solution

Vocabulary

100

__________________ indicates the number of times the base is to be used as a factor

exponent

200

in an expression involving multiplication, the quantities being multiplied are called

factors

300

the distance any number is away from zero on a number line

absolute value

400

the x-coordinate of the point at which the graph of an equation crosses the x-axis

x-intercept

500

an equation of a line

linear equation

Properties of real numbers

100

a + b + c = b + a + c

Commutative Property (of Addition)

200

a + 0 = a

Identity Property (of Addition)

300

(A*B) * C = A * (B*C)

Associative property (of Multiplication)

400

a * 1=a

Identity Property of Multiplication

500

5*6*8=5*8*6

Commutative property (of multiplication)

Order of Operations

100

12 - 3 x 2

6

200

(15+6)/(7-4)

7

300

7 x (15 - 9) + 2

44

400

2+[(6 - 2)x(8 - 5)]

14

500

14 - 3 x 4 + 9

11