Answer:
If x is replaced with -x the graph will stay the same because the absolute value makes 2 values so a negative number and a positive one.
Step-by-step explanation:
Go search it up on desmos.
The first step would be to add 7 to both sides.
3n-7=30
add 7
3n=37
divide by 3
n=12.33
9514 1440 393
Answer:
2744 m/s
Step-by-step explanation:
8 times the sea-level speed of sound is ...
8(343 m/s) = 2744 m/s
_____
At higher altitude, it will be slower.
Answer:
30
Step-by-step explanation: