QuestionWhich expression is the same as $a+a$ ? A. $a^{2}$ B. $a+2$ C. $a-a$ D. $2 a$

Studdy Solution

STEP 1

Assumptions1. The expression is $a+a$ . We need to find an equivalent expression from the given options

STEP 2

The expression $a+a$ can be simplified by adding the like terms.

STEP 3

Add the like terms to simplify the expression.
$a+a =2a$

STEP 4

Compare the simplified expression with the given options.
Option A $a^{2}$ is not equivalent to $2a$
Option B $a+2$ is not equivalent to $2a$
Option C $a-a$ is not equivalent to $2a$
Option D $2a$ is equivalent to $2a$
The equivalent expression to $a+a$ is $2a$ .

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