3x+5y=9 आणि 5x+3y=7 तर x+y ची किंमत
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Answered by
1
Answer:
8x+8y =16
Step-by-step explanation:
3x+5y=9
5x+3y=7
________
8x+8y =16
Answered by
0
Step-by-step explanation:
1 - 3x+ 5x + 5y+3y = 16
8x + 8y= 7+9
xy= 16/16
xy =1
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