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lapo4ka [179]
3 years ago
9

Assume that y varies inversely with x. If y = 4 when x = 4, find y = when x = 2. y = [?]

Mathematics
1 answer:
Karo-lina-s [1.5K]3 years ago
5 0

Answer: Y=8

Step-by-step explanation:

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Select the correct answer, and simplify the expression -3÷(-2/5). A. -7 1/2
aliina [53]

Answer:

D

Step-by-step explanation:

Given

- 3 ÷ - \frac{2}{5}

Leave the first number, change division to multiplication and turn the fraction upside down, that is

= - 3 × - \frac{5}{2}

= \frac{3(5)}{2}

= \frac{15}{2}

= 7 \frac{1}{2} → D

3 0
3 years ago
Now solve in simplest terms: 4/5+4/5<br> please help no links or files
xxTIMURxx [149]

Answer:

1 and 3/5

Step-by-step explanation:

4/5+4/5=8/5

8÷5

=1 3/5

8 0
2 years ago
Find the sum of the first 6 terms of the following series, to the nearest integer.
natka813 [3]

Answer:

1008

Step-by-step explanation:

geometric sequence:

a=16

r=32/16=2

Sum of GS:

s=a(1-r^n)/(1-r)

S(6)=16(1-2^6)/(1-2)

=1008

8 0
3 years ago
There is a book sale at the library. The price for each book is $4. Which expression can be used to show how much money the libr
kompoz [17]

Answer:

4x=289

Step-by-step explanation:

this expression could easily help find what the number is by 289/4

5 0
3 years ago
I need help 1 through 5 for now
bazaltina [42]
1. 3x
2. x
3. 6x
4. 3x
5. 6x
6 0
3 years ago
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