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i am thinking of a number.i multiply it by 10 and subtract 169.i get the same answer if i multiply by 4 and subtract 7

 Jun 23, 2020
 #1
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EQUATIONS!

 

x*10-169=x*4-7

 

x*10-169+169=x*4-7+169

 

x*10=x*4+162

 

x*6=162

 

162/6=27

 

Check it: 27*10=27*4+162

 

270=108+162

 

Yay!

 Jun 23, 2020
 #2
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So what is the answer?

Guest Jun 25, 2020

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