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Dvinal [7]
3 years ago
5

I WILL UPVOTE!!!!! IF U HELP

Mathematics
2 answers:
fgiga [73]3 years ago
7 0
<span>ow far does the first car go in the 2 hours head start it gets? Now, at t = 2 hours, both cars are moving. How much faster is the second car than the first car? How long will it take to recover the head start? You can determine this by dividing the head start by the difference in the two speeds. If car 1 has a 20 mile head start, and car 2 is 5 mph faster, then it will take 20/5 = 4 hours to catch up.

</span>You could also write two equations, one for each car, showing how far they have gone in a variable amount of time. Set the two equations equal to each other and solve for the value of the time. Note that the second car's equation will use (t-2) for the time, because it doesn't start driving until t = 2.
natima [27]3 years ago
3 0
Keefe was mad at Fitz so he decided to plan revenge. He had 5.3 liters of feces but he wanted to us only 1/4 of it. In that 1/4 of the amount, 0.4 of the feces was alicorn ones and 0.6 of it was gulon feces. How many Liters did Keefe use? How many liters of alicorn feces were there and how many liters of gulon feces were there in the amount that he used?
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F(-2) = 3 . 4(31 + 10)
AnnZ [28]

Answer:

d

Step-by-step explanation:

4 0
3 years ago
Y is equal to the additive inverse of 4x. Use this information to find the value of the expression 17x + 3y in terms of x.
nevsk [136]

Answer:

<h3>5x</h3>

Step-by-step explanation:

The additive inverse of a function is that value added that will sum it up to zero

If y is the  additive inverse of 4x, then y = -4x

Given the expression 17x+3y

Substitute y = -4x into the expression to have;

17x + 3(-4x)

17x -12x

5x

Hence the value of the expression in terms of x is 5x

5 0
2 years ago
What is 4 2/7 + 2 9/14
tiny-mole [99]

Answer:

6 13/14

Step-by-step explanation:

Convert 2/7 to 4/14 by multiplying both 2/7 by 2/2, to have a common denominator, then add your mixed numbers.

2/7 x 2/2 = 4/14

4/14 + 9/14 = 13/14

4 + 2 = 6

6 13/14

7 0
2 years ago
Read 2 more answers
Are the numbers 4/7 and 10/17.5 a proportion? Same question for the following....
zhenek [66]
Proportional:

4/7 and 10/17.5
2/3 and 9/12
18/8 and 9/4


NOT proportional:

3/8 and 6/141
7/5 and 27/50
8 0
3 years ago
Read 2 more answers
Select all that apply
liraira [26]
A right triangle can also be an isosceles triangle.
8 0
3 years ago
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