Question

What is the simplified form of the following expression?

6c2 + 2.5d – d + 2c2 – 3d
(1 point)
Responses

4c2 – 1.5d
4 c 2 – 1.5 d

6c2 + 0.5d
6 c 2 + 0.5 d

8c2 – 1.5d
8 c 2 – 1.5 d

8c2 + 1.5d

Answer 1

Simplify the following expression.

one-fourth(16 – 12x)
(1 point)
Responses

4 + 3x
4 + 3 x

4 – 3x
4 – 3 x

4 + 3
4 + 3

4 – 3

Answer 2

What is the sum?

seven-thirds plus negative three-eighths
(1 point)
Responses

sixty-five-twenty-fourths
Image with alt text: sixty-five-twenty-fourths

forty-seven-twenty-fourths
Image with alt text: forty-seven-twenty-fourths

negative four-fifths
Image with alt text: negative four-fifths

negative five-fourths

Answer 3

I'm pretty sure you did that one wrong, can you explain your steps to finding that answer?

Answer 4

Yup thats what I thought

Answer 5

What is the algebraic expression for the following word phrase: the quotient of 8 and the sum of 3 and m?
(1 point)

Answer 6

What is the difference?

nine-fourths minus one-seventh
(1 point)
Responses

negative three-eighths
Image with alt text: negative three-eighths

fifty-nine-twenty-eighths
Image with alt text: fifty-nine-twenty-eighths

negative eight-thirds
Image with alt text: negative eight-thirds

sixty-seven-twenty-eighths

Answer 7

Which property is illustrated by the following statement?

(3z)xy = 3(zx)y
(1 point)
Responses

Associative Property of Multiplication
Associative Property of Multiplication

Commutative Property of Multiplication
Commutative Property of Multiplication

Inverse Property of Multiplication
Inverse Property of Multiplication

Commutative Property of Addition

Answer 8

Evaluate a over z + bw2 for a = 21, b = 3, w = 6, and z = 7.
(1 point)
Responses

111
111

108
108

301
301

1,771
1,771

Answer 9

What is the product?

4.3(–2.9)
(1 point)
Responses

12.47
12.47

–12.47
–12.47

7.74
7.74

–5.22
–5.22

Answer 10

What is the simplified form of the following expression?

three-fifths cubed
(1 point)
Responses

twenty-seven-one hundred twenty-fifths
Image with alt text: twenty-seven-one hundred twenty-fifths

152
152

3,375
3,375

one hundred twenty-five-twenty-sevenths

Answer 11

Which word phrase can you use to represent the algebraic expression 6y?
(1 point)
Responses

6 less than a number y
6 less than a number y

the sum of 6 and a number y
the sum of 6 and a number y

the product of 6 and a number y
the product of 6 and a number y

the quotient of a number y and 6
the quotient of a number y and 6

Answer 12

Using the formula r equals d over t, where d is the distance in miles, r is the rate, and t is the time in hours, at which rate must you travel to cover 212.5 miles in 2.5 hours?
(1 point)
Responses

71 mph
71 mph

106 mph
106 mph

150 mph
150 mph

85 mph

Answer 13

What is the simplified form of the following expression?

12[62 ÷ (52 – 42) + 7]
(1 point)
Responses

12.6
12.6

195
195

33.8
33.8

132

Answer 14

Oh no I'm so sorry I made a mistake in my typing! I meant to say: 12[6^2÷ (5^2 - 4^2)+7]

Answer 15

What is the simplified form of the following expression?

StartFraction 10 y z over negative 2 z EndFraction
(1 point)
Responses

negative 5 y z
Image with alt text: negative 5 y z

negative 5 y
Image with alt text: negative 5 y

negative 5 y z squared
Image with alt text: negative 5 y z squared

5y
5 y

Answer 16

What is the value of xy over w if x = –3, y = 4 and w = –6.
(1 point)
Responses

2
2

–2
–2

one-half
Image with alt text: one-half

–one-half