4.5
x
+ 3
Simplify the expression:
14(8x−6)+3.5x−15÷5
1
4
(
8
x
−
6
)
+
3.5
x
−
15
÷
5
(1 point)
Responses
14x+3
14
x
+
3
14 x plus 3
5.5x−4.5
5.5
x
−
4.5
5 point 5 x minus 4 point 5
5x−7
5
x
−
7
5 x minus 7
4.5x+3
25 answers
What is the sum?
25+(−92)
2
5
+
(
−
9
2
)
(1 point)
=
=
Question 3
25+(−92)
2
5
+
(
−
9
2
)
(1 point)
=
=
Question 3
-67
Simplify the expression: 605−−−√
605
(1 point)
Responses
20
20
20
115–√
11
5
11 square root of 5
24
24
24
1213–√
121
3
121 square root of 3
Question 4
605
(1 point)
Responses
20
20
20
115–√
11
5
11 square root of 5
24
24
24
1213–√
121
3
121 square root of 3
Question 4
24
What is the value of xyw
x
y
w
when x=2, y=−1 & w=4?
x
=
2
,
y
=
−
1
&
w
=
4
?
(1 point)
Responses
−12
−
1
2
negative 1 half
2
2
2
−3
−
3
negative 3
12
x
y
w
when x=2, y=−1 & w=4?
x
=
2
,
y
=
−
1
&
w
=
4
?
(1 point)
Responses
−12
−
1
2
negative 1 half
2
2
2
−3
−
3
negative 3
12
12
What is the value of xyw
x
y
w
when x=2, y=−1 & w=4?
x
=
2
,
y
=
−
1
&
w
=
4
?
(1 point)
Responses
−12
−
1
2
negative 1 half
2
2
2
−3
−
3
negative 3
1/2
x
y
w
when x=2, y=−1 & w=4?
x
=
2
,
y
=
−
1
&
w
=
4
?
(1 point)
Responses
−12
−
1
2
negative 1 half
2
2
2
−3
−
3
negative 3
1/2
-12
What is the difference?
98−12
9
8
−
1
2
(1 point)
=
=
98−12
9
8
−
1
2
(1 point)
=
=
86
Which property is illustrated by this statement:
6(−38)=(−38)6
6
(
−
3
8
)
=
(
−
3
8
)
6
(1 point)
Responses
Commutative Property of Addition
Commutative Property of Addition
Inverse Property of Multiplication
Inverse Property of Multiplication
Associative Property of Addition
Associative Property of Addition
Commutative Property of Multiplication
6(−38)=(−38)6
6
(
−
3
8
)
=
(
−
3
8
)
6
(1 point)
Responses
Commutative Property of Addition
Commutative Property of Addition
Inverse Property of Multiplication
Inverse Property of Multiplication
Associative Property of Addition
Associative Property of Addition
Commutative Property of Multiplication
Commutative Property of Multiplication
Which of the following results in the sum or product is rational? Choose ALL that apply.(2 points)
Responses
π×2
π
×
2
pi times 2
6.2×5.26¯¯¯¯¯
6.2
×
5.
26
¯
6 point 2 times 5 point repeating 2 6
14+31
14
+
31
14 plus 31
16−−√×36−−√
16
×
36
square root of 16 times square root of 36
2–√×5–√
2
×
5
square root of 2 times square root of 5
Question 2
Responses
π×2
π
×
2
pi times 2
6.2×5.26¯¯¯¯¯
6.2
×
5.
26
¯
6 point 2 times 5 point repeating 2 6
14+31
14
+
31
14 plus 31
16−−√×36−−√
16
×
36
square root of 16 times square root of 36
2–√×5–√
2
×
5
square root of 2 times square root of 5
Question 2
6.2×5.26¯¯¯¯¯
14+31
16−−√×36−−√
14+31
16−−√×36−−√
what is the answer
The answer is:
6.2×5.26¯¯¯¯¯ = 32.632¯¯¯¯¯ (rational number)
14+31 = 45 (rational number)
16−−√×36−−√ = 4×6 = 24 (rational number)
6.2×5.26¯¯¯¯¯ = 32.632¯¯¯¯¯ (rational number)
14+31 = 45 (rational number)
16−−√×36−−√ = 4×6 = 24 (rational number)
What is the algebraic expression for the following word phrase:
the quotient of 14 and the difference of x and y
(1 point)
Responses
14x−7
14
x
−
7
the fraction with numerator 14 and denominator x minus 7
14xx+7
14
x
x
+
7
the fraction with numerator 14 x and denominator x plus 7
14x−7
14
x
−
7
14 over x minus 7
2+x
2
+
x
2 plus x
Question 2
the quotient of 14 and the difference of x and y
(1 point)
Responses
14x−7
14
x
−
7
the fraction with numerator 14 and denominator x minus 7
14xx+7
14
x
x
+
7
the fraction with numerator 14 x and denominator x plus 7
14x−7
14
x
−
7
14 over x minus 7
2+x
2
+
x
2 plus x
Question 2
The algebraic expression for the given word phrase is:
14
x
−
y
14
x
−
y
A membership to the batting cage costs $65 to join and $12.50 each month. Write an algebraic expression to find the cost of the membership for n months.(1 point)
=
=
The algebraic expression to find the cost of the membership for n months is:
65 + 12.50n
65 + 12.50n
Write an algebraic expression for this word phrase:
the product of 16 and a number x
(1 point)
=
Question 4
the product of 16 and a number x
(1 point)
=
Question 4
The algebraic expression for the word phrase "the product of 16 and a number x" is:
16x
16x
Which word phrase can you use to represent the algebraic expression 8−x
?(1 point)
Responses
x less than 8
x less than 8
8 less than x
8 less than x
the product of 8 and x
the product of 8 and x
x minus 8
?(1 point)
Responses
x less than 8
x less than 8
8 less than x
8 less than x
the product of 8 and x
the product of 8 and x
x minus 8
The word phrase that can be used to represent the algebraic expression 8−x is "x minus 8".