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اخطاء في حل المعادلات

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abeer.ama.89
Quiz by abeer.ama.89, updated more than 1 year ago
abeer.ama.89
Created by abeer.ama.89 about 10 years ago
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Question 1

Question
"2x+4=5*2+10" x+4=5+12  2x=17-4 2x=13 x=6.5
Image:
d333c80a-93b3-45ed-94d5-5eb662342d2b.gif (image/gif)
Answer
  • True
  • False

Question 2

Question
19x=8x+9(2+x) 19x-(2+x)=8x+9 19x-2-x=8x+9 19x-x-8x=9+2 10x=11 x=11/10
Answer
  • True
  • False

Question 3

Question
2.5x+20-0.5=20+2x 2.5x-2x=20-20+0.5 0.5x=0.5 x=1
Answer
  • True
  • False

Question 4

Question
5x+21=1+15x-5 21-1+5=15x-5x 25=10x 2.5=x
Answer
  • True
  • False
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