IXL | Identify equivalent linear expressions II

Select the expressions that are equivalent to

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question

Select the expressions that are equivalent to

(

)

(

)

(

)

(

)

key idea

Two expressions are equivalent if they are the same when written in standard form.

For example,

(

)

and

are equivalent because they have the same standard form,

solution

To find which expressions are equivalent to

(

)

write each one in standard form. See which expressions have the same standard form as

(

)

First, write

(

)

in standard form.

(

)

Apply the distributive property

The standard form of

(

)

The expression

is already in standard form, but the standard form of

(

)

and

(

)

are not

equivalent.

Write

(

)

in standard form.

(

)

Apply the distributive property

The standard form of

(

)

and the standard form of

(

)

is also

(

)

and

(

)

are

equivalent.

Write

(

)

in standard form.

(

)

Reorder terms

(

)

Reorder terms

Apply the distributive property

The standard form of

(

)

and the standard form of

(

)

is also

(

)

and

(

)

are

equivalent.

Write

(

)

in standard form.

(

)

Reorder terms

(

)

Reorder terms

Apply the distributive property

The standard form of

(

)

and the standard form of

(

)

is also

(

)

and

(

)

are

equivalent.

The correct answers are:

(
j
+
3
)
2
(
3
+
j
)
2
2
(
3
+
j
)

Looking for more? Try these:

Lesson: Simplifying expressions

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S.12Identify equivalent linear expressions I

Lesson: Simplifying expressions

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