To delete a node on a segment:
1. Click on the "Edit path by nodes"
tool button.

2. Then click on the object to select the nodes.

3. Click on the node you wish to delete in order to select it. Note that the selected node is highlighted.
4. Click on the "Delete selected nodes"
button on the tool bar to delete the selected node.

The remaining nodes adjacent to the one you deleted will now be connected with a Bezier curve.

5. With the "Edit path by nodes" tool selected, drag the segment shaping handles to adjust the shape of the segment between the two remaining adjacent nodes.
More Graphics Design Tips:
• Krita Paint plus Vector Drawing Portable Application
• Getting Started with Blender
• Inkscape Basics
• SVG Code for Outlined Letters Text
• Basic Inkscape Text
• SVG Image Masking
• SVG Code to Place Text on a Curved Path
• Graphics Design for Beginners - Cropping Images
• How to Place Greek Letters in an Inkscape Drawing
• Inscape Text in a Shape
