MIRAJ
Page No.
Date:
PREMIUM
If we multiply
Su and (-4nyz), then we got
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0
Step-by-step explanation:
whatx thts hftjf7hr6ju
Answered by
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Answer:
»Let the tenth's digit be x and one's digit be y.
»Then the number is 10x+y.
»By the first condition-
»(x+y)×8−5=10x+y
(x+y)×8−5=10x+y⇒2x−7y=−5 ........(i)
»By the second condition-
By the second condition-(x−y)×16+3=10x+y
By the second condition-(x−y)×16+3=10x+y⇒6x−17y=−3 ..........(ii)
»Multiplying (i) by 3, we get
Multiplying (i) by 3, we get6x−21y=−15 .......(iii)
»Subtracting (ii) from (iii), we get
Subtracting (ii) from (iii), we get−4y=−12
Subtracting (ii) from (iii), we get−4y=−12⇒y=3.
»Substituting y=3 in (i)
Substituting y=3 in (i)2x−7×3=−5
Substituting y=3 in (i)2x−7×3=−5⇒x=8
Substituting y=3 in (i)2x−7×3=−5⇒x=8 ∴ The number is 10×8+3=83.
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