7th Grade~Algebraic Expressions ( bell ringer/April 11, 2017 )

Write an algebraic expression for the phrase:
4 more than p

p + 4

Write an algebraic expression for the phrase:
the quotient of n and 8

n / 8

Write an algebraic expression for the phrase:
the product of 15 and c

15c

Write an algebraic expression for the phrase:
23 less than x

x - 23

Write an algebraic expression for the phrase:
the sum of v and 3

v + 3

Write an algebraic expression for the phrase:
2 more than twice x

2x + 2

Write an algebraic expression for the phrase:
5 less than the sum of y and z

(y + z) - 5

Write an algebraic expression for the phrase:
6 times x

6x

Write an algebraic expression for the phrase:
10 more than the sum of y and z

(y + z) + 10

Write an algebraic expression for the phrase:
x increased by 6

x + 6

Evaluate the expression for a = 3 and b = 2.
The sum of 16 and a

19

Evaluate the expression for a = 3 and b = 2.
The product of a and b

6

Evaluate the expression for a = 3 and b = 2.
The quotient of 24 and b

12

Evaluate the expression for a = 3 and b = 2.
14 increased by a

17

Evaluate the expression for a = 3 and b = 2.
8 more than the sum of a and b

13

State whether the following statement is true or false, and give a counterexample if it is false:
All integers are rational numbers.

True

State whether the following statement is true or false, and give a counterexample if it is false:
All negative numbers are integers.

False; counterexample: -0.5 is negative but is not an integer.

State whether the following statement is true or false, and give a counterexample if it is false:
Every multiple of 3 is odd.

False; counterexample: 6 is a multiple of 3, but is an even number.

State whether the following statement is true or false, and give a counterexample if it is false:
The set of integers is reasonable to use to report the daily temperature in a news report.

True