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elixir [45]
3 years ago
11

Y

Mathematics
1 answer:
topjm [15]3 years ago
3 0
What even is this lol
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Two mechanics worked on a car. The first mechanic worked for
ivann1987 [24]
20x + 15y = 2000
x + y = 115
55+60=115

20 (55) + 15 (60)=2000
1100+900=2000
2000=2000
5 0
3 years ago
Read 2 more answers
Which of following is the graph of y = -(x + 1)2 -3?
Len [333]

Answer:

See below.

Step-by-step explanation:

The graph of the quadratic equation is a parabola or u shaped graph. It has a vertex at (-1,-3) since h=-1 and k=-3 in the vertex form. It is also facing down since the leading coefficient is negative.

7 0
3 years ago
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3.) A glass of water is being filled up slowly. It initially starts out with 4
maria [59]

Answer:

  8 minutes

Step-by-step explanation:

The amount in the glass after m minutes can be described by ...

  a = 4 + 3/2m

We want to find m when a=16, so ...

  16 = 4 + 3/2m

  12 = 3/2m . . . . . subtract 4

  8 = m . . . . . . . . . multiply by 2/3

It will take 8 minutes to fill the glass.

4 0
3 years ago
Explain how you I got 0.16
dybincka [34]
So whats the question?
4 0
3 years ago
The base of a right rectangular prism is 20 cm2. If the height of the prism is 5 cm, what is its volume?
tekilochka [14]
General formula to find volume of prism
v = base area × height

Input the numbers to the formula
v = base area × height
v = 20 × 5
v = 100

The volume is 100 cm³
6 0
3 years ago
Read 2 more answers
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