if 5x+2y=18 and 2x+5y=24 then x+y=................
(a) 2
(b) 4
(c) 6
(d) 42
tell me the answer
Answers
Answered by
0
Answer:
add both equations and from both we get
7(x+y)=42
x+y=6
Answered by
1
Answer:
Step-by-step explanation:
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