Question

calcule o valor de x


|5 4|= |x 4 -1|
|1 x| |0 1 1|
|2 0 2|

porfavor ajudem-me

Answer 1

x={5 4}=>

|x 4 -1 x 4|
|0 1 1 0 1|  
|2 0 2 2 0|

2x+8+2
2x+10
2x=-10
x=-10/2
"x=-5"