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Basile [38]
4 years ago
14

Which ordered pair is the solution to the system of equations? {x+2y=−8y=12x−2

Mathematics
1 answer:
sukhopar [10]4 years ago
7 0

Answer:

x + 2y = -8

y = 12x - 2

x + 2(12x - 2) = -8

x + 24x -4 = -8

25x - 4 = -8

25x = -4

x = -4/25

y = 12(-4/25) - 50/25

y = -48/25 - 50/25

y = -98/25

Step-by-step explanation:

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Answer:

Since the exponent on 10 is positive, I know they are looking for a LARGE number, so I'll need to move the decimal point to the right, in order to make the number LARGER. Since the exponent on 10 is "12", I'll need to move the decimal point twelve places over.

First, I'll move the decimal point twelve places over. I make little loops when I count off the places, to keep track:

3.6 _ _ _ _ _ _ _ _ _ _ _ .

Then I fill in the loops with zeroes:

3.600000000000.

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Step-by-step explanation:

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4 years ago
Jeremy is going to roll a fair 6 sided die 180 times.
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Trigonometry please help! work need to be shown
solong [7]

Answer:

6.13

Step-by-step explanation:

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USing the SOH CAH TOA idenity

Adjacent = x

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cos theta = adj/hyp

cos 40 = x/8

x = 8cos40

x = 6.13

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A baby weighs 132 ounces when it is born. The baby gained 60 ounces. How many pounds does the baby weigh now?
olchik [2.2K]
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Question 1 / 1<br> Find the equation of the line through the points (3,6) and (-1, 1).
Alex73 [517]

Answer:

Now that the values of m (slope) and b (y-intercept) are known, substitute them into y=mx+b . to find the equation of the line.

y=5/4x+9/4

Step-by-step explanation:

Use y=mx+b to calculate the equation of the line, where m represents the slope and b represents the y-intercept.

To calculate the equation of the line, use the y=mx+b format.

Slope is equal to the change in y over the change in x , or rise over run.

m=(change in y)/(change in x)

The change in x

is equal to the difference in x-coordinates (also called run), and the change in y is equal to the difference in y-coordinates (also called rise).

m=(y2−y1)/(x2−x1)

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m=1−(6)/−1−(3)

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b=9/4

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3 years ago
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