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Romashka [77]
3 years ago
5

Use substitution to determine the solution of the system of equations.

Mathematics
1 answer:
sineoko [7]3 years ago
4 0

Answer:

C

Step-by-step explanation:

Work the equations out to find your answer to each, then you see the answer

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PLEASE HELP <br> WHAT ARE THE coordinates for the center of the hyperbola??
solong [7]

Answer:

The coordinates of the center of the hyperbola are (1,-3)

Step-by-step explanation:

Equation of a hyperbola:

The equation of a hyperbola with center (x_0,y_0) is given by:

\frac{(x - x_0)^2}{a^2} - \frac{(y - y_0)^2}{b^2} = 1

In this question, we have that:

-x_0 = -1 \rightarrow x_0 = 1

-y_0 = 3 \rightarrow y_0 = -3

The coordinates of the center of the hyperbola are (1,-3)

3 0
3 years ago
What is the standard deviation of the data set? 1, 4, 2, 2, 8, 7, 3 Round your answer to the nearest tenth.
fomenos
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A tire rim has a diameter of 15 in. What is the circumference of the tire rim? Use 3.14 for
vesna_86 [32]

Answer:

47.1 inches

Step-by-step explanation:

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5 0
3 years ago
A mountain climber ascends 800 feet per hour from his original position. After 6 hours, his final position is 11,600 feet above
coldgirl [10]
<span>To find the beginning position, we need to know how many feet the climber has ascended in the 6-hour time frame. At the rate of 800 feet per hour, this would total to 4,800 feet in 6 hours (800 * 6). Subtracting this amount from the final position would give the elevation at the beginning of the ascent: (11600 - 4800) = 6,800 feet above sea level to begin.</span>
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4 years ago
Help me please?! I need help
Ipatiy [6.2K]

Answer:

7x + 2y = 9

Step-by-step explanation:

standard form is always written as:

Ax + By = C

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3 years ago
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