Question

por sustitucion.3x-y=-8,2x-3y=-10​

Answer 1

Explicación paso a paso:

3x -y = -8

y = 3x + 8

2x - 3y = -10

y = (2x + 10)

3

3x + 8 = (2x +10)

3

9x + 24 = 2x + 10

7x = -14

x = -2

y= 2