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NemiM [27]
2 years ago
5

M(6, 7) is the midpoint of RS. The coordinates of 5 are (8,9). What are the coordinates of R? ​

Mathematics
1 answer:
Marta_Voda [28]2 years ago
3 0

Answer:

R=(4,5)

Step-by-step explanation:

M={x1+x2/2,y1+y2/2}

(6,7)={8+x2/2,9+y2/2}

Equating the x coordinates and y coordinates

6=8+x2/2

12=8+x2

x2=12-8=4

7=9+y2/2

14=9+y2

y2=14-9=5

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What is the percentage… b of sugar in the syrup made of 10 kg of water and 4 kg of sugar?
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Answer:

<h3>28 4/7 % ≈ 29%</h3>

Step-by-step explanation:

4 kg - weight of sugar

10 kg - mass of water

4kg + 10kg = 14kg - weight of the syrup

\dfrac{4kg}{14kg}=\dfrac{2}{7}

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Convert to the percentage:

\dfrac{2}{7}=\dfrac{2}{7}\cdot100\%=\dfrac{200}{7}\%=28\dfrac{4}{7}\%\aaprox29\%

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8 0
3 years ago
EASY 6TH GRADER MATH
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Answer:

27

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3 years ago
Which polynomial is equivalent to (18n^2 - 9n +1) divided by (3n - 1)? Assume the divisor is not equal to zero.​
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Answer:

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Step-by-step explanation:

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3 years ago
Arithmetic, geometric, or neither?
Tomtit [17]

Answer:

1st)  geometric

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3rd)  arithmetic

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