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terms variables constants 6th grade Flashcards | StudBud
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terms variables constants 6th grade
terms variables constants 6th grade
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A math quiz to introduce the basics of 6th grade algebra (writing expressions) to students.
Flashcards
28 cards
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Questions
28
Answers
1
When we simplify an algebraic expression, we
combine like terms
all of the choices
eliminate grouping symbols
add or subtract coefficients and constants
2
7 + 0 = 7 and a + 0 = a are both examples of the
multiplication
property of zero?
False
True
3
Which of the following terms is an unknown value in an algebra problem?
expression
coefficient
variable
constant
4
Evaluate K + 10, when K is equal to 25 ?
Substitute
.
15
35
k +10 = 25
25
5
Simplify using the distributive property
9e + 4
-36e
9e - 4
9e - 36
6
Nine decreased by the product of three and x.
3x - 9
9x - 3
(x + 1) + 9
3 + 9x
7
The product of four and three plus a number "x."
12x
43 + x
4(3) + x
4 x 3 x x
8
Write an expression: 7lessthanx
7-x
2
x-7
7x
9
Variables are letters that represent unknown numbers. You can have more than one variable in an expression?
False
variables use letters that represent an unknown quantity
True
Variables are always zero
10
Distribute 3 (y + 4 + 6) write in simplest terms?
3 + 30
3y + 30
90y
3(y + 10)
11
3 more than a number "x"
x + 3
3 - x
3 + 3
3x + x
12
Which expressions contains a coefficient?
Hint a number next to a variable.
5k + 7
9
3x
3 + 5
13
Give an example of the Commutative Property?
ab=ba
a/b = b/a
a+b = a(b) a+b=ab
a+b = b-a
14
Evaluate the product of t and m, substitute when
t = 8 and m = 7 then solve.
49
42
24
56
15
Which example is an equation and not an expression?
48 + 2x (12)
12 - 2x - 48x
2x -12
2x - 12 = 48x
16
Simplify the algebraic expression ( 7 + 12 )+ y ?
Hint combine like terms.
19 + x
19 + y
84 + y
84y
17
Expressions do not have an ________ sign.
addition sign
easy sign
equal sign
expression sign
18
Simplify using the Distributive Property.
3x + 6
5x
5
3x + 2
19
True or False, order matters in math? Think about order of operations. PEMDAS.
False
True
20
Simplify the expression 2x + 3y + y + 6x use the Associative Property of Addition.
5x+6y
3x+4y
6x+ 3y
4y+8x
21
What does E
valu
ate mean in math? Find the
Substitute
Math Expression
Equal to
Value
22
Which expression contains at least one constant?
Hint a number with no variable next to it.
1/2v - 4n
5a + 3b
6.5y + 3
9z - 4p
23
Write an expression: a number
r
increased by 15
r + 15
r x 15
r - 15
r/15
24
Which is an algebraic expression?
an equation with numbers
3 (5 + 7) =
9 - 4 + 5 =
3x + 8y2
25
Parts of Algebraic Expressions separated by addition or subtraction
(operation)
signs are called?
Exponents
Perms
Variables
Terms
26
Write an expression: 3 times the number of m milk cartons.
3m
3 - m
3 / m
3 + m
27
Example of the Associative Property?
6(x + 1) = 6x+8
(3 x 4) 5 = 3 (4 x 5)
(7+4) + 2 = 7 x (4x 2)
(5 x 3 ) = 3 (5+ 2)
28
Seven more than the product of three and the number "x."
3 + 7x
3/7x
7 + 3x
(7+3)x
