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The sum of three times the smaller number and bigger number is 51. The bigger number is two more than five times the smaller. Find the numbers.

 Jun 14, 2021
 #1
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We have  this system

3x  +  y  =   51         (1)

y  =   5x  +  2          (2)

 

Sub (2)  into (1)

 

3x  + 5x + 2  =   51

8x  =  51  - 2

8x   =  49

x =  49/8

 

y  =  5 ( 49/8)  + 2

y =   261  / 8

 

 

cool cool cool

 Jun 14, 2021

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