The composer global require "laravel/installer" command installs Laravel 5.5, but how do I install Laravel 5.7?

Question

Laravel

Hello.
I install Laravel on Ubuntu 16.04 with the commands:

composer global require "laravel/installer"
composer create-project --prefer-dist laravel/laravel blog

Version 5.5
is installed And how to install version 5.7?
Thank you.

Answer 1

I think the answer might look something like this:
How to install an outdated version of Laravel?
JhaoDa's remark
also accepted :)
Thank you all.

Answer 2

Make sure the requirements are in laravel 5.7. Php 7.1.3 and above, etc.
Composer require global laravel/installer
And then just write
laravel new projectname