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21 ≤ 2x + 3 = How do you work this out? And what is the answer? :)
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2 votes
21 ≤ 2x + 3 =
How do you work this out? And what is the answer? :)

User Chu Yeow
by
4.0k points

2 Answers

7 votes

Answer:

9

Explanation:

  • 21≤2x+3
  • 21-3≤2x
  • 18≤2x
  • divide both side by 2
  • therefore the answer
  • x≥9
User Jnoss
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4.0k points
3 votes
Just use app called Socratic will help out
User Sriram Sridharan
by
3.9k points
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