translating
Evaluating
Equivalent Expressions
Equations
Inequalities
100

the sum of 6 and a number

6+n

100

3s when s=12

36

100

combine like terms:

2x+6y+x+3y+2

3x+9y+2

100

x+5=30

x=25

100

which of the following make this inequality true.

x<3

a. 1  b. 2  c. 3  d. 4

a,b

200

the quotient of s and 8

s/8
200

2x + 23 when x = 8

39

200

simplify using the distributive property:

3(4x+2)

12x+6

200

3x=21

x=7

200

does this set make this inequality true? x<1/2

{1/3, 1/4, 0}

yes

300
Janet collected r amounts of rocks. Sally collected 4 times as many rocks as Janet. Sally collected 12 rocks. Write an equation to represent how many rocks Janet collected.

4r=12

300

x2   when x=

1/5

1/25

300

are these expressions equivalent?

8n+8    4(n+1)+4n+4

yes because when you simplify 4(n+1)+4n+4=8n+8

300

y/7=4

y=28

300

x<x

if x= 1/3,

is this a true statement?

no

400

Robert bought some shirts. Then, he bought 12 more shirts. Now, he has 53 shirts. Write an equation to represent the total number of shirts he bought. Let s represent the number of shirts Robert had before he bought 12 shirts.

s+12=53

400

s + frac{1}{8} when s= frac{2}{3}

frac{19}{24}

400

simplify:

5x2+3x+4y-x+3y+3

5x2+2x+7y+3

400

(1/5)x=2/3

10/3 or 3 1/3

400

4<x<10

which numbers make this inequality true?

x=5,6,7,8,9

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