Question

(5x - 2y = 10
(3x - 4y = -8​

Answer 1

Respuesta:

X = 7 y = _ 5

2 8

Explicación paso a paso:

-2). 5x - 2y =10

3x - 4y = - 8

- 10x. + 4y =-20

2x - 4y = - 8

- 8x = - 28

X = - 28 / - 8

X= 7

2

3x - 4y =-8

3( -7/2) - 4y = - 8

- 21 - 8y = - 16

- 8y = - 16 + 21

Y= _ 5

8