What should be subtracted from thrice the rational number - 8/3 to get 5/2
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- what should be subtract from thrice the rational number (- 8 ) /3 to get 5 /2.
- Let the Required Number be x
• According to the Question Now :
⇒ [Thrice of (- 8 ) /3] - x = 5 /2
⇒ [3 × (- 8) /3] - x = 5 /2
⇒ - 8 - x = 5 /2
⇒ - x = 5 /2 + 8
⇒ - x = ( 5 + 16 ) /2
⇒ - x = 21 /2
⇒ x = - 21 /2
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• Verification :
⇒ [3 × (- 8) /3] - x = 5 /2
⇒ - 8 - (- 21) /2 = 5 /2
⇒ - 8 + ( 21 /2 ) = 5 /2
⇒ ( - 16 + 21 ) /2 = 5 /2
⇒ 5 /2 = 5 /2 Hence, Verified
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