Question

si (5x-y=9) y (x-y=1) cuánto vale (x) y cuánto vale (y)​

Answer 1

Hola (｡•̀ᴗ-)✧

Respuesta:

"x" vale 2

"y" vale 1

Explicación paso a paso:

5x-y = 9

x-y = 1

⭐ 5x-y = 9

4x+x-y = 9

4x+1 = 9

4x = 9-1

4x = 8

x = 8/4

x = 2

⭐ x-y = 1

2-y = 1

-y = 1-2

-y = -1

y = 1