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butalik [34]
3 years ago
14

Estimate the solution to the system of equations

Mathematics
1 answer:
FinnZ [79.3K]3 years ago
8 0

Answer:

the correct option is D.)

x =  \frac{3}{2}  \: and \: y =  \frac{1}{2}

Step-by-step explanation:

here is the solution :-

=》y = -x + 2

=》y = 3x - 4

so, by equating both equations we get,

=》-x + 2 = 3x - 4

=》2 + 4 = 3x + x

=》6 = 4x

=》x = 6 / 4

x =  \frac{3}{2}

plugging the value of x in equation 2,

=》

y =  -  \frac{ 3}{2}  + 2

=》

y =  \frac{ - 3 + 4}{2}

=》

y =  \frac{1}{2}

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So the equation applied to the trapeziod is:

2.5(20+12)

20+12 is 32. 32 multiplied by  2.5 is 80.

<h3><u><em>Your answer is 80.</em></u></h3>
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3 years ago
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Nick wanted to determine the length of one blade of a windmill. He stood at a point on the ground 440 feet from the windmill's b
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Answer:There are two right triangles. You need to find the opposite side (the height) of each of them. The difference between the two is the height of the blade, x.

You know the adjacent, 440, and you are looking for the opposite, so you need to use tan for both.

tan (30) = y / 440

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Step-by-step explanation:

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Answer:

Step-by-step explanation:

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{\displaystyle P(A\mid B)={\frac {P(B\mid A)\,P(A)}{P(B)}},}

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At this point, go through the attached file before you continue with part B.

Part B)

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