Answer: The answer is 80 mph.
Step-by-step explanation: 1. Divide 14 from 571.
2. You'll get the answer 40. So it's 40 mph.
3. If she's trying to shorten by 1/2 then she should drive 80 mph because if you drive 80 mph it will take 7 hours instead of 14 hours. (She'll go 7 hours because you divide 14 hours by 2. Then you have to multiply 2 to 40.)
Answer:
x
Step-by-step explanation:
2/x = 6/3x
6/3x + 10/3x = 16/3x
Answer:
1= 4(3x+3)=3(5x+0.5)
2= x=3.5
3= 54 units
Step-by-step explanation:
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Answer:
Let s = students
Let a = adults
2s + 4a = 2800
Step-by-step explanation: