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Grade 11Algebra

Passage 3 plzzzzzzzzzzzzzzzzzz. Answer. Fast. .............................................................................................................

Question image for Passage 3 plzzzzzzzzzzzzzzzzzz. Answer. Fast. ....
Profile image of Tanya
8 Years agoGrade 11
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2 Answers

Profile image of Arun
8 Years ago
Dear Tanya
 
x +3y -5 = 0
and 
5x +2y -12 = 0
Now solve both the equations
x = 2 and y = 1
Now put the value of x and y in L2
6-k-1 = 0
k = 5
Hence option B is correct
Profile image of Tanya
8 Years ago
I. need. the. answer. for. the. second. part. using. determinants.