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miskamm [114]
3 years ago
5

If y varies inversely as x and if y = 5 when x = 4, find x when y =40​

Mathematics
1 answer:
luda_lava [24]3 years ago
6 0

Answer:

x=35

Step-by-step explanation:

cross multiply

5/4 40/x

40*4/5

=160/5

x=35

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Can someone please help I asked earlier but no one is answering!
Agata [3.3K]

Answer:

So the expression would be P = 2L + 2w

Tho that's about all I know, you could try plugging in 5.5 for L and w so then it would be <em>P = 2(5.5) + 2(5.5^2)</em> But I'm not too sure, sorry about that.

Step-by-step explanation:

7 0
3 years ago
Does the point (–9, 8) satisfy the equation y = –x + 1?
Darina [25.2K]

Answer:

1. 3x+3y=9 since it is a coinciding line.It is equivalent because all the terms are multiplied by 3 from the original equation.

2. x-4=3x+4

x=3x+8

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8 0
2 years ago
Darlene wants to buy a sweater that originally cost 32$ it is on sale for 20% off. Sales tax is 6.75%. What is the final price o
AURORKA [14]

Answer:

<h3>$27.34</h3>

Step-by-step explanation:

32 x 0.20 = $6.40

32 - 6.4 = $25.60

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6 0
3 years ago
Hi thank you for helping me​
svetlana [45]

Answer:

Step-by-step explanation:

4 + 2x < 6 + 6x

4 - 4x < 6

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x > -1/2

7 0
3 years ago
Read 2 more answers
Which expression is equivalent to 6√8 · √2 <br><br> 48√2<br> 48<br> 24<br> 24√2
NikAS [45]
I think the answer is C. 24

Explanation:

Square root of 8 times square root of 2 is square root of 16. The square root of 16 is 4. 6•4=24

Brainliest my answer if it helps you out?
3 0
3 years ago
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