X2 + xy -3x = 2
5y + 6y = 22
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Answered by
0
Answer:
x=-1 and 2
y=2
Step-by-step explanation:
5y+6y=22
or,11y=22
or,y=2
now,
putting in 1st equation ,
x^2 +xy -3x=2
or, x^2 +2x-3x=2
or, x^2-x=2
or,x^2-x-2=0
or,x^2-2x+x-2=0
or,x(x-2)+1(x-2)=0
or,(x+1)(x-2)=0
either,(x+1)=0 i.e. x=-1
or,x-2=0 i.e x=2
Answered by
0
Answer:
y= 2
x= 2 or (-1).
Hope you understand this solution of mine.
Thank you
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