Math, asked by Linkun, 1 year ago

find x and y if (2x+y,1)=(x,2x+3y

Answers

Answered by lekhahasa
1
(2x+y,1)=(x,2x+3y)
⇒2x+y=x  and  2x+3y=1
⇒x+y=0   and 2x+3y=1

2(x+y=0)
⇒2x+2y=0  ----------eq.1
2x+3y=1  ----------eq.2

eq.2 - eq.1
         2x+3y=1
         2x+2y=0
(-)   ___________
               1y=1
           ⇒y=1

substitute  y=1 in eq.1
⇒2x+2y=0
⇒2x+2=0
⇒2x=-2
⇒x=-1
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