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sergeinik [125]
3 years ago
8

How do I solve for x?

Mathematics
1 answer:
jeyben [28]3 years ago
8 0
\bf 4x=m(x+y)\implies 4x=mx+my\implies 4x-mx=my
\\\\\\
\stackrel{common~factor}{x(4-m)}=my\implies x=\cfrac{my}{4-m}
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There are 7 girls and 9 boys on a playground.
Anon25 [30]

The ratio of the number of girls to the total number of children is 7 : 16.

<h3>Ratio is defined as follows:</h3>
  • It is a comparison between two or more numbers that measures sizes in relation to each other
  • It describe how much of a thing is compared to another.

The number of girls in the playground = 7

The number of boys in the playground = 9

The total number in the playground is the sum of the number of girls and the number of boys.

Therefore,

total children in the playground = 7 + 9 = 16

The ratio of the number of girls to the total number of children can be express as follows:

  • Ratio  = 7 : 16

learn more on ratio here: brainly.com/question/26169121?referrer=searchResults

8 0
2 years ago
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What's the length of side b in the figure below? I posted a picture so you can view the actual problem. Please help.
svetoff [14.1K]

we know that

in the right triangle of the figure

Applying the Pythagorean Theorem

13^{2} =b^{2} +7^{2} \\ b^{2} =13^{2}-7^{2}\\ b^{2}=120\\ b=\sqrt{120} \ cm

therefore

the answer is the option

C) b=\sqrt{120} \ centimeters

6 0
3 years ago
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Question 1 (Essay Worth 10 points)
il63 [147K]

Answer:

Part A. x = 1/26 Part B. x = 1/50

Step-by-step explanation:

Solve for x:

26 x = 1

Divide both sides by 26:

Answer:  x = 1/26

___________________

Solve for x:

50 x = 1

Divide both sides by 50:

Answer:  x = 1/50

8 0
3 years ago
11cm by 6 cm rectangle
puteri [66]

Answer:

Question unclear.

If the question was about the perimeter of the rectangle, it is calculated as:

= (Length * 2) + (Height * 2)

= (11 * 2) + (6 * 2)

= 22 + 12

= 34 cm

If the question was bout Area, the area is:

= Length * width

= 11 * 6

= 66 cm²

8 0
3 years ago
Who was the president before obama
BartSMP [9]
The president before Obama was George W. Bush
3 0
3 years ago
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