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MissTica
3 years ago
14

What is the answer to this: 5•k•(-7); k=3/5?

Mathematics
1 answer:
oksano4ka [1.4K]3 years ago
3 0
This is simple:

If k=3/5, then you substitute 3/5 for k

Example:
5(3/5)(-7)=?
Answer: -175/3 or -58.33 repeating

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It is x=2 because 12 into 4 is 3 so 6 into 3 is 2
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Read 2 more answers
Two-thirds of the sum of a number squared and 5 is fourteen
RideAnS [48]

Answer:

2/3( x^2 + 5 ) = 14 or 2/3x^2 - 32/3

Step-by-step explanation:

Part 1:

Two-thirds ( 2/3 )

of the ( (---) )

sum ( + )

of a number squared ( x^2 ) and 5 ( + 5 )

is fourteen ( = 14 )

Part 2 (Not super confident about):

2/3( x^2 + 5 ) = 14

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Hopefully this helps!

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100 point reward with certified answer. 4 basic algebra questions, must show work. If the answers are wrong your response will b
ipn [44]
Y=kx
12=-4k
  k = -3

so when y = 15
y = kx
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----------------

$50 / 0.04 = $1250 (4% interest)

so
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answer
interest $75 at 6%

-----------------------------

y = kx
1/4 = 4k
k = 1/16

when x = 5
y = kx
y = 1/16(5)
y = 5/16 

-----------
y = kx
-5 = 4k
k = -5/4

direct equation
y = -5/4x

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Answer:

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Step-by-step explanation:

i don't really know how to explain it sorry

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