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Serjik [45]
3 years ago
7

Distance between Train 1 and Train 2 = 95 miles. Average speed of Train 1 = 45 mph. Average speed of Train 2 = 60 mph. Train 1 i

s ahead of Train 2 on the same track. How long before Train 2 would overtake Train 1 if neither train is re-routed?
Mathematics
2 answers:
Norma-Jean [14]3 years ago
7 0
X=vt
v=60-45=15
95=15*t
t=95/15=6 1/3
Art [367]3 years ago
3 0

Answer: Its C

Step-by-step explanation: Train 2 is traveling 4 miles per hour faster than train

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Which statements are true for solving the equation 0.5 – |x – 12| = –0.25? Check all that apply.
Trava [24]

we have  

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we know that        

The absolute value has two solutions

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Step 1

Find the first solution (Case positive)

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Multiply by -1 both sides

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Step 2

Find the second solution (Case negative)

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<u>Statements</u>

<u>case A)</u> The equation will have no solutions

The statement is False

Because the equation has two solutions------> See the procedure

<u>case B)</u> A good first step for solving the equation is to subtract 0.5 from both sides of the equation

The statement is True ----->  See the procedure

<u>case C)</u> A good first step for solving the equation is to split it into a positive case and a negative case

The statement is False ----->  See the procedure

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The statement is False

Because the positive case is 0.5-(x-12)=-0.25 -----> see the procedure

case E) The negative case of this equation is x – 12 = –0.75

The statement is True -----> see the procedure

<u>case F)</u> The equation will have only 1 solution

The statement is False

Because The equation has two solutions------> See the procedure


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