-----------------------------------
|                                 |
|          A          B           |
|                                 |
-----------------------------------

-----------------------------------
|                                 |
|               AB                |
|                                 |
-----------------------------------

<LinearLayout
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
android:oriantion="horizontal"
        android:weightSum="2">

        <Button
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_weight="1"
            android:text="1" />

        <Button
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_weight="1"
            android:text="3" />

        </LinearLayout>

<LinearLayout
    android:layout_width="fill_parent"
    android:layout_height="wrap_content"
    android:weightSum="1"
    android:orientation="horizontal">

    <ImageView
        android:id="@+id/image1"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:src="@mipmap/ic_launcher"
        android:layout_weight=".5" />

    <ImageView
        android:id="@+id/image2"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:src="@mipmap/ic_launcher"
        android:layout_weight=".5" />
</LinearLayout>

<LinearLayout
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:orientation="horizontal"
    android:gravity="center"
    >

    <ImageView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:src="@mipmap/ic_launcher"/>

    <ImageView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginLeft="50dp"
        android:src="@mipmap/ic_launcher"/>

</LinearLayout>

<LinearLayout
 android:layout_width="fill_parent"
 android:layout_height="wrap_content"
 android:orientation="horizontal">

 <ImageView
    android:id="@+id/image1"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_weight="1"
     />

 <ImageView
    android:id="@+id/image2"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
   android:layout_weight="1"
    />
</LinearLayout>

<LinearLayout
    android:id="@+id/servicesLinearLayout"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:gravity="center_horizontal"
    android:orientation="horizontal">

</LinearLayout>

LinearLayout yourLinearLayout = (LinearLayout) findViewById(R.id.yourLinearLayout);

LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(
    LinearLayout.LayoutParams.WRAP_CONTENT,
    LinearLayout.LayoutParams.WRAP_CONTENT
);

for (int i = 0; i < imagesToAdd.size(); i++) {
    ImageView imgView = new ImageView(this);
    imgView.setImageResource("yourResourceID" + i);
    imgView.setLayoutParams(layoutParams);
    yourLinearLayout.addView(imgView);
}