Below is an instruction that describes a task. Write a response that appropriately completes the request in Spanish. Please answer in Spanish.

### Instruction:
 Christian is twice as old as Brian. In eight more years, Brian will be 40 years old. How old will Christian be in eight years?


### Response:
 Brian tendrá 40 años en 2028 porque 40-8 = <<40-8=32>>32.
Christian tiene el doble de la edad de Brian = 2*32 = <<2*32=64>>64 años.
Christian tendrá 72 años en 8 años porque 64+8 = <<64+8=72>>72.