Lewis
Jan 17, 2021

answers: 1

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Answer:

multiply 2nd by 3 and 1st by 2

0.8m + 6n = 2.4

21m - 6n = 25.5

by adding both equations we get,

21.8m = 27.9

m = 1.27

putting in second

7(1.27) - 2n = 8.5

8.89 - 8.5 = 2n

0.39/2 = n

n = 0.19

169

Kulumbaeva

Jan 17, 2021

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