Question

ECUACIONES LINEALES

a)
4 + x = 2y
2x – y = 1

b)
2x = 12 + 2y
3y – 2x = 5y

c)
-10x – 5y = 0
21x -7y = 28

d)
2x + 5y = 3
8x – 10 y = 0

Answer 1

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