Answer:
x=24
Step-by-step explanation:
-5x+12x-8x=-24
Add like terms
12x-13x=-24
-x=-24
divide by 1
x=24
Answer:
9 miles
Step-by-step explanation:
use Pythagoras theorem
15 squared - 12 squared = 81
square root of 81 is 9
216. hope this helps you.
29*2.4-36.5= 33.1 hrs before the freight train cought up.
Answer:
30 tons
Step-by-step explanation: