Answer:
D i believe
Step-by-step explanation: hoped this helps
Step-by-step explanation:
-20+11
negative and positive sign will change in negative so ans will be=-9
because positive sign is on greater number
Answer:
20 miles
Step-by-step explanation:
the answer is 20 miles
Answer:
x=9
Step-by-step explanation:
2x+12=5x-15
3x=27
x=9