Respuesta :

When evaluating [tex]a=7[/tex] then we get that the expression is 11

Explanation:

As I understand the expression is the following:

[tex]a+4[/tex]

Let's call, that expression as [tex]E[/tex]

So we are asked to find the value of the expression when [tex]a=7[/tex]. In other words, we need to substitute [tex]a=7[/tex], so:

[tex]E(7)=(7)+4 \\ \\ E(7)=11[/tex]

So when evaluating [tex]a=7[/tex] then we get that the expression is 11

Learn more:

Distributive property: https://brainly.com/question/10794694

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