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Bas_tet [7]
3 years ago
15

Is (1,9) a solution to this system of equations? y = x + 6 y = 2x + 7?

Mathematics
1 answer:
Alex Ar [27]3 years ago
5 0

Answer:

No, the solution of the system is (-1,5)

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The equation d= -6t + 10 represents the distance d, in miles, Ralph walks from the library to his house in t hours. His sister,
Artist 52 [7]
A: 2.5
Don’t know if I’m right
7 0
3 years ago
The length of a rectangular garden ABCD is 9 feet more than its width. It is surrounded by a brick walkway 4 feet wide as shown
Anna71 [15]

Answer:

  16.5 ft by 25.5 ft

Step-by-step explanation:

Let w represent the width of the garden in feet. Then w+9 is the garden's length, and w(w+9) represents its area.

The surrounding walkway adds 8 feet to each dimension, so the total area of the garden with the walkway is ...

  (w+8)(w+9+8) = w^2 +25w +136

If we subtract the area of the garden itself, then the remaining area is that of the walkway:

  (w^2 +25w +136) - (w(w+9)) = 400

  16w + 136 = 400 . . .simplify

  16w = 264 . . . . . . . . subtract 136

  264/16 = w = 16.5 . . . . . width of the garden in feet

  w+9 = 25.5 . . . . . . . . . . .length of the garden in feet

5 0
3 years ago
The graph below represents the price of sending video messages using the services of a phone company. What is the constant of pr
valina [46]

Answer:

I believe your answer is 24

Step-by-step explanation:24/1

4 0
3 years ago
1)Kamala’s mother gave her a 100 Rupee note .Kamala bought a pen for Rs.68.50.How much money will be left with her?
baherus [9]

Answer:

100- 68.50 = 31. 50 rupees

Step-by-step explanation:

that is 31 rupees and 50 paise

3 0
3 years ago
Read 2 more answers
9,513 rounded to the nearest thousand
zhenek [66]
9513 rounded to the nearest thousandth is 10,000.

I hope that helped! :>
4 0
3 years ago
Read 2 more answers
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