find A inverse and solve equations
2x+3y+z= 6 , -3x+2y+z=0 , 5x-4y-2z=-1
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Step-by-step explanation: 2x+3y+z= 6
⇒ 2x+3y+z-6
⇒2x+3y-6z=0
⇒2x+
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