3/x+4/y=18,5/x+6/y=28 then x + y =
Attachments:
Answers
Answered by
2
\left[x \right] = \left[ - y\right][x]=[−y] . Algebra functional value.total answer
Answered by
0
Answer:
- x+y = 6, therefore y = 6-x. Now you simply take the second equation, which is 3x-y = 4 and
Similar questions