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The sum of 3 times a number and another number is 34. Five times the first number minus the other number is 38. What are the two numbers. 

 Mar 22, 2021
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3x  +  y =  34

5x  -  y   =  38            add these

 

8x  =  72

 

x = 72/8  =   9

 

3(9) + y = 34

 

27  + y = 34

 

y = 34 - 27   =   7

 

The  numbers  are    (x,y)  =  ( 9 , 7)

 

 

cool cool cool

 Mar 22, 2021

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