OpenStudy (anonymous):

http://prntscr.com/7as32b

3 years ago
OpenStudy (anonymous):

@LegendarySadist is4/19 right?

3 years ago
OpenStudy (anonymous):

first cross-multiplie it, later put x one side and rest on the other

3 years ago
OpenStudy (anonymous):

2*4 right

3 years ago
OpenStudy (anonymous):

Well you could cross multiply it or we can go with the other method

3 years ago
OpenStudy (anonymous):

is 4/19 right?

3 years ago
OpenStudy (anonymous):

your answer is wrong

3 years ago
OpenStudy (anonymous):

No, 4/19 is not correct

3 years ago
OpenStudy (anonymous):

Which method do you want to use to solve it?

3 years ago
OpenStudy (anonymous):

I don't know any

3 years ago
OpenStudy (anonymous):

The one we used for the last one or cross multiplication?

3 years ago
OpenStudy (anonymous):

cross

3 years ago
OpenStudy (anonymous):

or atleast tried to

3 years ago
OpenStudy (anonymous):

Ok well it goes like this \[20(2x-4)=10(2x)\] Just solve for x

3 years ago
OpenStudy (anonymous):

ok

3 years ago
OpenStudy (anonymous):

3

3 years ago
OpenStudy (anonymous):

Nope

3 years ago
OpenStudy (anonymous):

Let me try again

3 years ago
OpenStudy (anonymous):

Here, how about you write out your steps and if you make a mistake, I'll just point it out for you

3 years ago
OpenStudy (anonymous):

30

3 years ago
OpenStudy (anonymous):

oh

3 years ago
OpenStudy (anonymous):

-40 + 2x = 20

3 years ago
OpenStudy (anonymous):

40 + 40 + 2x = 20 + 40

3 years ago
OpenStudy (anonymous):

-40*

3 years ago
OpenStudy (anonymous):

\[20(2x-4)=10(2x)\]\[40x-80=20x\]\[40x=20x+80\]\[20x=80\]\[x=\frac{ 80 }{ 20 }\]

3 years ago
OpenStudy (anonymous):

80/50 is 4

3 years ago
OpenStudy (anonymous):

Yep, 4 is the answer

3 years ago
OpenStudy (anonymous):

Thanks I suck at math really

3 years ago
OpenStudy (anonymous):

thank you so much

3 years ago
OpenStudy (anonymous):

No problem :)

3 years ago
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