Answer:
1.715 kilometers
Step-by-step explanation:
If you know it travels 343 meters per second for 5 seconds, you simply multiply 343 by 5 to get 1,715. There is 1000 meters in a kilometer, so you divide by 1000 to get 1.715 kilometers.
Answer:
7
Step-by-step explanation:
let the no. be 'x'
By question,
2x-8=6
or, 2x =6+8
or,2x = 14
or,x = 7
therefore, the no. is 7.
Answer:
y=3x-15
Step-by-step explanation:
3x-2y=15
+2y +2y
3x=15+2y
-15 -15
y=3x-15
Here you go, and please mark brainliest :)