Answer:
x = 8
Step-by-step explanation:
6x - 48 = 0
+48 +48
6x = 48
divide both sides by 6
True!
3(10) - 9
30 - 9
21
If it took 4 miles per hour you multiply that twice cuss its traveling back then forth so you repeat the same process 30 miles times 2 which is 60 hope this helps.
