Question

hallar "x" e "y"
3x-2y=4
2x+y=5

Answer 1

3x-2y=4      (I)

2x+y=5      (II)    //2

3x - 2y = 4

4x + 2y = 10

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7x = 14

x = 2

Susutituyendo en (I)

3(2) - 2y = 4

6 - 2y = 4

-2y = 4-6

y = 2/2

y = 1