Respuesta :

Hi!

I can help you with joy!

Evaluate:

[tex]\fbox{2x+5x}[/tex] when [tex]\fbox{x=3}[/tex]

First, add x's:

[tex]\rm{7x}[/tex]

Now, plug in the value of x (3)

[tex]\rm{7(3)[/tex]

Multiply:`

[tex]\rm{21}[/tex] (Answer)

Hope it helps!

Ask me if you have any doubts.

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Answered by

~Silent~

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