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Mathematics 5 Online
OpenStudy (anonymous):

i need help solving equations with radicals

OpenStudy (anonymous):

sure

OpenStudy (anonymous):

okay whats the first thing i need to do the problem is 3/5+n=-1

OpenStudy (anonymous):

you are solving for n?

OpenStudy (anonymous):

\[\sqrt{blahblah}\] is a radical right?

OpenStudy (anonymous):

yep

OpenStudy (anonymous):

nooooooooooo

OpenStudy (anonymous):

ohh, you mean quotient like this\[\frac{ blah }{ something }\]

OpenStudy (anonymous):

its not blah ._.

OpenStudy (anonymous):

:P blah helps me. okay wel you want to get n on its own. so i would subtract the 3/5 from both sides

OpenStudy (anonymous):

how its a whole number and its one it would just make it 3/5 again

OpenStudy (anonymous):

\[\frac{3}{5} + n = -1\]

OpenStudy (anonymous):

2/5?

OpenStudy (anonymous):

nevermind it a negative

OpenStudy (anonymous):

so it would be -8/5

OpenStudy (anonymous):

subtracting 3/5 from both sides \[n = -1 - \frac{3}{5}\]

OpenStudy (anonymous):

yeah

OpenStudy (anonymous):

woop woop okay so the answer is -2/5

OpenStudy (anonymous):

no, the answer is -8/5

OpenStudy (anonymous):

how that doesnt make sense because -3/5+-2/5=1

OpenStudy (anonymous):

3/5 + n = -1...... n = -1 - 3/5...... n = -5/5 -3/5....n = -8/5

OpenStudy (anonymous):

its negative though

OpenStudy (anonymous):

the 1 isnegative you mean?

OpenStudy (anonymous):

the 1 and the 3/5 is negative

OpenStudy (anonymous):

yes, -1 = -5/5

OpenStudy (anonymous):

-5/5 - 3/5 = -8/5 because -5 - 3 = -8

OpenStudy (anonymous):

where did 5/5 come from??? and also when you plug 8/5 into the problem its unequal

OpenStudy (anonymous):

-8/5 ?

OpenStudy (anonymous):

yeah it doesnt work

OpenStudy (anonymous):

3/5 -8/5 = -1

OpenStudy (anonymous):

noooooooooooooooooooooooo!!!!!!!!!!!! -3/5+n=-1! doesnt that make sense?

OpenStudy (anonymous):

\[\frac{3}{5} - \frac{8}{5} = \frac{-5}{5} = -1\]

OpenStudy (anonymous):

your formula that you first stated was 3/5 + n = -1

OpenStudy (anonymous):

well thats not what i meant

OpenStudy (anonymous):

right, what did you mean?

OpenStudy (anonymous):

\[\frac{3}{5 + n} = -1\] ?

OpenStudy (anonymous):

-3/5+n=-1

OpenStudy (anonymous):

right okay

OpenStudy (anonymous):

then yep your right, n = 2/5

OpenStudy (anonymous):

okay cool thanks bye

OpenStudy (anonymous):

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OpenStudy (anonymous):

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