2 years ago

What’s the correct answer for this question?

Mathematics

1 answer:

nlexa [21]2 years ago

6 0

Answer:

68°

Step-by-step explanation:

Angle IJK is 112

Opposite angles of a quadrilateral inscribed in a circle add up to 180°

m<IHK = 180-112

m<IHK = 68°

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Karyn proofreads 15 pages in 2 hours for $40. What is her proofreading rate in pages per hour?

vladimir1956 [14]

Hey there,
2 hours = 15 pages
1 hour = 15 / 2
= 7.5 pages
15 pages = $40
1 page = $40 / 15
= $2.666666666666667
7.5 pages= $2.666666666666667 x 7.5
= $20

Hope this helps :))

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3 years ago

Question : 4(3x + 2) -6 x 6

Varvara68 [4.7K]

Answer:

x= 24

Step-by-step explanation:

open the bracket

4×3x =12x + 4 × 2 =8

12×+ 8-6×6

12×+ 12

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3 years ago

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Write an equation to represent the following statement.

hichkok12 [17]

Answer:

j / 9 = 5

j = 45

Step-by-step explanation:

j / 9 = 5

Multiply each side by 9

j/9 * 9 = 5*9

j = 45

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3 years ago

A 3-pound tub of butter at n dollars per pound costs $3.85. 3n = 3.85 3 - n = 3.85 3 + n = 3.85 3/n = 3.85

Elis [28]

Given:
3-pound tub of butter costs $3.85

3.85/3 = 1.2833 per pound.

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3(1.2833) = 3.85
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3 years ago

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Explain when you must write the number 1, and when you do not need to.

stepan [7]

Answer:

The number 1 is not necessary when expressing powers of one. For example, you needn't write "5" as $5^{1}$ .

Step-by-step explanation:

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3 years ago