5m-2n=1/2 ; 10m +2n = 5
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Answered by
2
Answer:
7/5+7-4
6+/9
8
Step-by-step explanation:
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Answered by
1
Step-by-step explanation:
5m-2n=1/2
10m-4n=1
by elimination method
6n=4
n=4/6
n=2/3
substitute in 2nd eq
10m+4/3=5
30m+4/3=5
30m+4=15
30m=11
m=11/30
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