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3 years ago

Help me find n 4/5n=9/10

1 answer:

8 0

1 1/8 is the answer

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vivado [14]

Answer:

5 i think. im not good at math. sorry if wrong

4 0

3 years ago

Burka [1]

So, and, but, but, or, nor, so. Im pretty sure this is correct.

5 0

3 years ago

Viktor [21]

(2·3.5 + 4·3.25 + 2·1.9 + 1·1.2)·(1 - 0.05) = $23.75

5 0

3 years ago

geniusboy [140]

Answer:

Step-by-step explanation:

$\frac{2}{k^2-2k}=1-\frac{1}{k^2-2k}$

multiply by $\frac{k^2-2k}{1}$ on each side

$2=k^2-2k-1$

add 1 on both sides $3=k^2-2k$

make it equal 0

$0=k^2-2k-3$

Factor

$(k-3)(k+1)$

answer is 3 and -1

7 0

2 years ago

slava [35]

You have to simplify like this (-5)(-8)=40

5 0

3 years ago