activity_from_right.xml

<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">

    <translate
        android:duration="1000"
        android:fromXDelta="100%p"
        android:toXDelta="0%p" />

    <alpha
        android:duration="1000"
        android:fromAlpha="0"
        android:toAlpha="1" />

</set>