Respuesta :

cboyce670

Answer:

9+x

Step-by-step explanation:

To write 9 increased by a number x, you need to know that when it says "increased by" it means adding.

So it is saying 9 is being added by x, or 9+x as an algebraic expression.

joelraju216

Answer:

9+ x because you increase it by x so you add

Step-by-step explanation:

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