# A.REI.1.IdentifyingProperties

```Regents Exam Questions CC.A.REI.1: Identifying Properties
Page 1
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Name: __________________________________
CC.A.REI.1: Explain each step in solving a simple equation as following from the
equality of numbers asserted at the previous step, starting from the assumption that the
original equation has a solution. Construct a viable argument to justify a solution method
(linear).
1 When solving the equation
, Emily wrote
as her first step. Which
property justifies Emily's first step?
3) multiplication property of equality
4) distributive property of multiplication over
2 When solving for the value of x in the equation
, Aaron wrote the following
lines on the board.
[line 1]
[line 2]
[line 3]
[line 4]
[line 5]
Which property was used incorrectly when
going from line 2 to line 3?
1) distributive
2) commutative
3) associative
4) multiplicative inverse
3 A teacher asked the class to solve the equation
. Robert wrote
as his
first step. Which property did he use?
1) associative property
2) commutative property
3) distributive property
4 While solving the equation
, Becca
wrote
. Which property did she use?
1) distributive
2) associative
3) commutative
4) identity
5 A method for solving
is
shown below. Identify the property used to
obtain each of the two indicated steps.
Regents Exam Questions CC.A.REI.1: Identifying Properties
www.jmap.org
1
2
3
4
5
ANS: 1
REF: 061401ai
ANS: 1
REF: 061405ia
ANS: 3
REF: 081419ia
ANS: 1
REF: 080601a
ANS:
(1) Distributive; (2) Commutative
REF: 061132ia
```
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