AnswersMath 7 B M12 2526 S2Writing Expressions

Writing Expressions Answers

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1
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Which real-world scenario can be described by the algebraic expression 4w?

A
withdrawing w dollars from the bank and giving 4 dollars to a friend
B
buying w items that cost $4 per item
C
buying w items and dividing them among 4 friends
D
buying w items and giving 4 of them to a friend
3

Which phrase describes the algebraic expression ?

Question illustration
A
the quotient of a number and 15
B
the product of a number and 15
C
the sum of a number and 15
D
15 divided by a number
4

Which phrases can be represented by the algebraic expression ? Select three options.

Question illustration
A
12 divided by a number
B
the quotient of 12 and a number
C
a number divided by 12
D
a number divided into 12
E
the product of 12 and a number
5

Which phrases can be represented by the algebraic expression x + 14? Select three options.

A
the quotient of a number and 14
B
a number plus 14
C
fourteen less than a number
D
fourteen more than a number
E
a number increased by 14
6

Which phrase describes the algebraic expression ?

Question illustration
A
21.5 decreased by x
B
x more than 21.5
C
21.5 minus x
D
x less 21.5
10

Which expression represents the algebraic phrase “the sum of negative three-eighths and four times x minus nine times z”?

A
Negative 9 z (Negative StartFraction 3 over 8 EndFraction + 4 x)
Option A
B
Negative StartFraction 3 over 8 EndFraction (4 x minus 9 z)
Option B
C
Negative StartFraction 3 over 8 EndFraction + 4 x minus 9 z
Option C
D
Negative StartFraction 3 over 8 EndFraction minus 4 x + 9 z
Option D

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