AnswersGrade 7 MathematicsWriting Expressions

Writing Expressions — Quiz Answers

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1
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Which phrase describes the algebraic expression x over 15 ?

A
15 divided by a number
B
the quotient of a number and 15
C
the sum of a number and 15
D
the product of a number and 15
2
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Which expression represents the algebraic phrase “negative 3 point 9 less than one third of a number”?

A
n over 3 minus 3 point 9
B
negative 3 point 9 over 3 plus n
C
3 point 9 over 3 minus negative n
D
n over 3 minus negative 3 point 9
3

Which phrase describes the algebraic expression 3 fourths x plus 2 ?

A
three-fourths of a number plus two
B
the quotient of four-thirds and two
C
the difference between three-fourths of a number and two
D
the product of three-fourths and two
5

Which phrase describes the algebraic expression 3 x minus 4 ?

A
the sum of three times a number and four
B
four less than three times a number
C
the quotient of three times a number less four
D
the difference between four and three
8

Which phrase describes the algebraic expression x minus 21 point 5 ?

A
x less 21 point 5
B
21 point 5 minus x
C
21 point 5 decreased by x
D
x more than 21 point 5
9

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

A
buying w items that cost 4 dollars per item
B
buying w items and giving 4 of them to a friend
C
buying w items and dividing them among 4 friends
D
withdrawing w dollars from the bank and giving 4 dollars to a friend
10

Which real-world scenario can be described by the algebraic expression p over 8 ?

A
buying 8 pizzas each of which has p slices
B
buying p pizzas and giving 8 slices to a friend
C
buying pizzas and giving 8 p pizzas to each of 8 friends
D
buying p pizzas and dividing them among 8 people

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Writing Expressions — Quiz Answers — Grade 7…