brownzahara14 brownzahara14

18-11-2020
Mathematics

contestada

What is the value of x2 -9,when x = 10?

Respuesta :

hannahhaddad07 hannahhaddad07

18-11-2020

Answer:

12

Step-by-step explanation:

hope this helps!

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valber1950 valber1950

18-11-2020

Answer:

11

Step-by-step explanation:

First you would switch out the x with 10. Then you would do 10*2-9, 10*2= 20, 20-9= 11, and that will give you 11 as your answer.

Answer Link

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