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Expressions, Equations, and Inequalities Flashcards | StudBud
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Expressions, Equations, and Inequalities
Expressions, Equations, and Inequalities
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1
Which is TRUE about equations and inequalities?
They are solved using different processes.
Equations have one solution, but inequalities can have many.
Inequalities cannot be equal to a number.
Only inequalities can be graphed.
2
How many inequalities symbols are there besides equals?
3
4
2
1
3
What are the 4 operations of math?
base, exponent, times, sum
multiplication, division, quotient and sum
addition, subtraction, product and times
addition, subtraction, multiplication, division
4
A statement that two mathematical expressions are equal.
Expression
Term
Equation
Coefficient
5
The vocabulary word connected to this definition is
answer
order of operations
simplificaton
equations
6
A math sentence showing that two things are equal.
expression
number sentence
equation
math sentence
7
What are the coefficients of the expression3x-4+2y
3x, -4, 2y
3x, 4, 2y
3, 4, 2
3, -4, 2
8
Translate the phrase: Six less than 4 times a number
4 - 6t
6 -4t
4 ÷ 6t
4t - 6
9
What do we call a math sentence with a variable?
algebraic expression
quotient
numerical expression
Circle
10
Solve for x: 4x ≤ 20
x > 5
x ≤ 5
x < 5
x ≥ 5
11
Solve for j: 7j = 21
¼
147
14
3
12
What is the BEST process for solving equations and inequalities?
Surrounding the variable with other numbers.
Doing the opposite to one side.
Guess and check!
Using inverse operations to isolate the variable.
13
Solve for c: \\frac{c}{9}=6
3
1.5
54
2 /3
14
With inequalities, this sign > means
greater than or equal to
equal to
greater than
less than
15
Two different expressions that are equal.
equations
equivalent equations
equivalent
equivalent expressions
16
How many solutions do inequalities have?
1
many
0
nobody knows
17
Which inequality shows that a failing grade is below a 60.
f < 60
f > 60
f ≥ 60
f ≤ 60
18
Select all equivalent expressions to 11(3 + 5)
33 + 55
88
165
33+5
19
six less than four times a number
4x-6
4-6x
6x-4
6-4x
20
What is the value of this expression when n=4?n^3-3n+12
64
12
103
0
