-15 + 7 is the addiction expression
A. would have the highest pitch because the sound vibration are close together and it would also be the fastest. B is incorrect because the sound waves are very which would give it a deeper voice and it would be the slowest
Hope this helps
Answer:
rt45trew53wrewerwe5
Step-by-step explanation:
rt45trew53wrewerwe5rt45trew53wrewerwe5rt45trew53wrewerwe5rt45trew53wrewerwe5rt45trew53wrewerwe5rt45trew53wrewerwe5rt45trew53wrewerwe5rt45trew53wrewerwe5rt45trew53wrewerwe5
Answer:
-4x-4
Step-by-step explanation:
(4x-4) can't be combined so they are not relevant. 4x-8x = -4x and -4 is unchanged.