Question

PREGUNTA N°1 : Calcular X +Y, si: 2x+3= 7 ; y-4=8-y​

Answer 1

Resp

Explicación paso a paso:

2x+3=7

2x=4

x=2

y-4=8-y

2y=12

y=6

Reemplazamos:

x+y

2+6=8