Math, asked by dhaliwalr135, 9 months ago

7x-y-6-0 and 21x+3y-18-0 has​

Answers

Answered by pushkar30404
0

Answer:

7x-y-6-0=0

7x-y=0+6

7x=6+y

x=6+y/7

21x+3y-18-0

21(6+y/7)+3y-18=0

3×6+y+3y-18

18+4y-18

18-18+4y=0

4y=0

y=0/4

y=0

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