nympho9069 nympho9069

23-02-2021
Mathematics

contestada

27. The square of a number is 8 more than 420 minus 347. What is the
number?

Respuesta :

williamliamh2019 williamliamh2019

24-02-2021

Answer:

x=9 or -9

Step-by-step explanation:

the equation is:x^2-8=420-347

420-347=73

if x=9 then 81-8=73

and then 73=73

so x=9

hope this helps!

please mark my answer as brainliest! thanks! :)

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