Question

Resolver: (x + 3)2 + (x - 3)2 = (x - 2)2 + 12 ​

Answer 1

Respuesta:

x=4

Explicación paso a paso:

2x+6+2x-6 = 2x-4+12

2x+2x=2x -4+12

2x= -4+12

2x= 8

x=4