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Aloiza [94]
3 years ago
6

Please answer the question below

Mathematics
1 answer:
My name is Ann [436]3 years ago
6 0
20/t=v and 12/t=(v-4)  solve both for t

t=20/v  and t=12/(v-4)  since t=t

20/v=12/(v-4)  cross multiplying...

20v-80=12v

8v-80=0

8v=80

v=10mph

The outbound speed was 10mph
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The number of calories in a piece of pie is 20 less than three times the number of calories in a scoop of ice cream. The pie and
sergejj [24]

Answer:

130 calories in the ice cream and 500 calories in the pie.

Step-by-step explanation:

Let the amount of calories in the scoop of ice cream be x. the amount of calories in the piece of pie be 3x-20. we know that x+3x-20=500.

4x-20=500

If we add twenty to both sides, we end up with:

4x=520

Divide both sides by four, and you get x=130.

there are 130 calories in the scoop of ice cream and 130*4-20=500 calories in the pie.

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2 years ago
Solve these liner inequalities 2(x+1)>3(x-8)
raketka [301]
The answer for that problem is X<26
4 0
2 years ago
Sasha is collecting cans to recycle.When she collected 180 cans she knew she haad reached 60% of her goal How many more cabs doe
Arturiano [62]
It would be 60 because 180 minus 60 is 60
8 0
3 years ago
Samuel saved some money for a new phone, but then he spent $24 of his savings on a
Goryan [66]

Answer:

213$

Step-by-step explanation:

24$ on headphones

189$ left

so you add the use and what is left an u get 213$ do not forget to write $ when u are finished :)

4 0
2 years ago
Help................
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Answer:

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