CookieMonster18
  • CookieMonster18
4x-3 greater than equal to 21 A.x greater than equal to 6 B.x greater than 12 C.x greater than equal to 24 D.x less than equal to 6
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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anonymous
  • anonymous
What is the first step to isolate the variable x?
CookieMonster18
  • CookieMonster18
im not sure @Brill
anonymous
  • anonymous
You do reverse order of operations so you either add or subtract 3 to cancel it out from the variable side. Which one...?

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anonymous
  • anonymous
x need to equal to something that the when the equation 4x-3 is completed it has to equal 21 or more
anonymous
  • anonymous
So lets take the first answer to the question x is grater than or equal to 6
anonymous
  • anonymous
4(6)-3= 21
anonymous
  • anonymous
So the answer is A
anonymous
  • anonymous
Hope this helps :)

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