Learning beginning mixing/equalization?

Install & apply the plugin like any other VST effect in Audacity.
It will automatically remove any frequency-bias, (resonance), in the recording from the microphone / instrument / room / voice … HorRNet Plugins - #2 by Trebor
You can also use it on the final mix in continuous-mode to dynamically change the equalization with time.

You can try the Hornet31 plugin before you buy, the free demo version of the plugin will insert spoiler silence every 30 seconds.

[NB: Currently only 32-bit plug-ins are compatible with Audacity on Windows, even if you have a 64-bit computer].