Answers for "Error: Node Sass version 5.0.0 is incompatible with ^4.0..0"

node sass version 5.0.0 is incompatible with ^4.0.0

with npm =>
1.npm uninstall node-sass
2.npm install [email protected]
with yarn => 
1.yarn remove node-sass
2.yarn add [email protected]

Error: Node Sass version 5.0.0 is incompatible with ^4.0.0.

Solution
1 Uninstall node-sass
npm uninstall node-sass

2  use sass by:
npm install -g sass
npm install --save-dev sass