Question

solve:
3x-y=5 and x+2y=7
by elimination method​

Answer 1

Answer:

y = -5-3x

2y = 7-x

now

find x

x = 5+y/3

x = 7-2y

now put values of x in both equations

3×15/3+y/3

15/3+y/3+2y= 7

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