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مراجعة عامة لاختبار منتصف  ...

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  • 7x-1=2x+4
    x=1
  • 5t+2=17
    t=3
  • 5(x-3)=15
    x=6
  • 6(d+5)=36
    d=1
  • 5x-2=28
    x=6
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