See attached formula:
Time = (7 * 5) / (7+5)
Time = 35 / 12
Time = <span><span><span>2.9166666667
</span>
Hours
</span> </span>
Answer:
0, -3, -5, -8, -12
Step-by-step explanation:
The cost of company 1: 10x+50
The cost of company 2: 8x+60
The cost will be the same at:

The answer is 5 hours
Answer:
A. 2 (0)=0
B. 2 (2)=4
Step-by-step explanation:
You have to multiply the X numbers by 2 for example 2x , x=2 , 2x2=4