Pls help me ASAP only if you are 100% right

Rename mixed numbers before you can subtract are what

Compare these two waves: the blue and orange waves have the same pitch, but the blue wave is louder. the blue and orange waves have the same volume, but the blue wave has a higher pitch. the orange wave has a higher pitch, but the blue wave is louder. the blue wave has a higher pitch, but the orange wave is louder.

5(-9w) put expression in distributive property