Question

5x+7y=41 3x-2y=6 método de eliminacion

Answer 1

5x+7y=41

3x-2y=6

se elimina y

5x+7y=41 *(2)

3x-2y=6 *(7)

10x+14y=82

21x-14y=42

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31x=124

x=124/31

x=4

5(4)+7y=41

20+7y=41

7y=41-20

7y=21

y=21/7

y=3