| Vocabulary | Solving equations | Inequalities/Number Lines | True or False |
|---|---|---|---|
|
Something that never changes (a number)
Constant
|
What is Y= 7
Y + 12 = 19
|
Yes
Is this correct 7 < 12
|
False
This is an equation: 5x + 7
|
|
A letter that represents an unknown number
Variable
|
a = 38
a - 23 = 15
|
Open dot
What type of dot would you use for these symbols: ≥ ≤
|
True
You would use an open dot for these symbols <, >
|
|
An expression with an equal sign
An equation
|
m = 7
4m = 28
|
X ≤ 9
What expression does this number line represent
|
False
These 2 expressions are equivalent: 5 x 3 AND 9 + 6
|
|
An expression with ONLY numbers, variables and symbols (no equal sign)
An expressions
|
m = 12
3m - 6 = 30
|
X > 5
What expression does this number line represent?
|
True
On a number line, you would use the same type of dot for both of these expressions: x >5 and y < 10
|
|
Something that equals the same as something else
Equivalent
|
x = 10
15/3 + x = 15
|
Y ≥ 9
What are the possible values of y in this inequality expression : 5 + y ≥ 14
|
True
5m + 3 = 28
The answer to this expression is m = 5 |
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