update installation instructions for tsc

Author: darbyluv2code

install-angular-tools/linux/install-linux.md

@@ -158,10 +158,10 @@ tsc is the TypeScript compiler. We use tsc to compile TypeScript code into JavaS
 1. In your terminal window, enter the following command
 
     ```
-    npm install --location=global [email protected]
+    npm install -g [email protected]
     ```
 
-   The `--location=global` installs this as a global package. The TypeScript compiler will be available to all directories for this user.
+   The `-g` installs this as a global package. The TypeScript compiler will be available to all directories for this user.
 
 2. You can verify the installation
 

install-angular-tools/mac/install-mac.md

@@ -209,10 +209,10 @@ tsc is the TypeScript compiler. We use tsc to compile TypeScript code into JavaS
 1. In your terminal window, enter the following command
 
     ```
-    npm install --location=global [email protected]
+    npm install -g [email protected]
     ```
 
-   The `--location=global` installs this as a global package. The TypeScript compiler will be available to all directories for this user.
+   The `-g` installs this as a global package. The TypeScript compiler will be available to all directories for this user.
 
 2. You can verify the installation
 

install-angular-tools/ms-windows/install-ms-windows.md

@@ -78,10 +78,10 @@ tsc is the TypeScript compiler. We use tsc to compile TypeScript code into JavaS
 1. In your **Command Prompt** window, enter the following command
 
     ```
-    npm install --location=global [email protected]
+    npm install -g [email protected]
     ```
 
-   The "--location=global" installs this as a global package. The TypeScript compiler will be available to all directories for this user.
+   The `-g` installs this as a global package. The TypeScript compiler will be available to all directories for this user.
 
 2. You can verify the installation