Help me with this algebra equation

Mathematics

2 answers:

marysya [2.9K]2 years ago

8 0

Answer:

it's D

Step-by-step explanation:

it's d because i guessed it was

Usimov [2.4K]2 years ago

3 0

I think it might be C icould be wrong

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Which does not show a direct variation between x and y?

Dmitry [639]

$(1)\\direct\ variation\ between\ x\ and\ y:\ \ \ y=k\cdot x\ \ \ and\ \ \ k\in\ R\\\\Ans.\ NOT\ direct\ is\ D\\\\(2)\\f(x) = m\cdot x\ \ \ and\ \ \ f(6)=8\\\\ \Rightarrow\ \ \ m\cdot 6=8\ \ \ \Rightarrow\ \ \ m= \frac{8}{6} = \frac{4}{3} \ \ \ \ \Rightarrow\ \ \ \ Ans.\ D\\\\(3)\\f(x)=30x\ \ \ \Leftrightarrow\ \ \ \frac{f(x)}{x} =30\ \ \ \ \ \ \Rightarrow\ \ \ \ constans=30\ \ \ \ Ans.\ B.$

$\\\\(4)\\f(x)=m\cdot x\ \ and\ \ f(8)=56\\\\m\cdot8=56\ \ \Leftrightarrow\ \ m= \frac{56}{8} =7\ \ \Rightarrow\ \ \ f(x)=7x\ \ \ \Rightarrow\ \ \ f(2)=7\cdot2=14\\\\Ans.\ D.$

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3 years ago

603.8<br> 275.4<br> -_____<br><br> What’s that? But can you put the steps??

Aleksandr-060686 [28]

Answer:

328.4

Step-by-step explanation:

sorry I don't know the step by step

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3 years ago

2. A house costs $30,000. A buyer is given a 1/10 discount. How much money does the buyer save?

trapecia [35]

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Step-by-step explanation:

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2 years ago

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Naddika [18.5K]

Answer:
I thin’ the answer is D

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3 years ago

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ser-zykov [4K]

Answer:

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Step-by-step explanation:

the reason it’s 3/32 is because you have to divide 3/4 divide by 8. So that means 3/4x1/8 and that gives you 3/32. I hope that helped you!

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3 years ago