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Pre-Alg. Unit 2 Review Flashcards | StudBud
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Pre-Alg. Unit 2 Review
Pre-Alg. Unit 2 Review
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Flashcards
15 cards
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Questions
15
Answers
1
To simplify means to use given values to calculate an answer.
False
True
2
The distributive property says that a(b + c) = abc
True
False
3
When is the test?
Today after school
There is no test!
Tomorrow
Right Now!
4
A variable is...
an unknown value represented by a letter
the same thing as an expression
a number multiplied by a variable
a single number without a variable
5
Distribute: 4(2x - 10)
2x + 14
8x - 10
8x - 40
6x + 10
6
To evaluate means to use given values to calculate an answer.
False
True
7
The distributive property says that a(b + c) = ab + ac
False
True
8
Tough one: What is 1 + 1?
2
too hard
- 457.902
11
9
A coefficient is...
a number multiplied by a variable
the same thing as an expression
a single number without a variable
an unknown value represented by a letter
10
The distributive property says that a(b + c) = a + b + c
True
False
11
A constant is...
the same thing as an expression
a single number without a variable
a number multiplied by a variable
an unknown value represented by a letter
12
An expression does NOT have
numbers
variables
an equal sign
operations
13
An expression is...
a mathematical phrase with numbers and operations
a way to multiply complex numbers
same thing as an equation
The capital of Chile
14
Simplify: 4x + 5y - 2x
4x + 3y
7xy
11xy
2x + 5y
15
Simplify: x + x + y + y
False
2x + 2y
4xy
xxyy
