5m - 3n = 19; m - 6n = -7
Answers
Answered by
7
Answer:
5m-3n=19
5m-30n=-35
-
27n=54
n=54/27
n=2
Answered by
8
Step-by-step explanation:
5m-3n=19
m-6n=-7
multiply 5 with equation 2
5m-3n=19
5m-30n=-35
subtract them
27n=54
n=2
m=5
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