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Solve the system

4x + y = 5

7x - 3y = 2

 Oct 15, 2020
 #1
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Multiply first equation by 3 to get

12x +  3x = 15      and add to the 2nd equation to get

 19x = 17

x = 17/19     use this value of x in one of the equations to calc  'y'

 
 Oct 15, 2020

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