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Mathematics 27 Online
OpenStudy (anonymous):

i need math help really bad!

OpenStudy (anonymous):

@jdoe0001 can you help?

OpenStudy (epoweritheta):

epoweritheta here

OpenStudy (anonymous):

ok awesome!

OpenStudy (anonymous):

solve for w -2/3 =1/2w -7/5 simplify as much as possible

OpenStudy (omarbirjas):

Parenthesis help...alot...

OpenStudy (epoweritheta):

take that -7/5 to lhs and tell me what u get

OpenStudy (anonymous):

what is lhs?

OpenStudy (epoweritheta):

sorry LEFT HAND SIDE

OpenStudy (anonymous):

-7/5 - 2/3 - 1/2w?

OpenStudy (epoweritheta):

where is the = ???

OpenStudy (anonymous):

i meant -7/5 - 2/3 = 1/2w

OpenStudy (epoweritheta):

wow ..super add the two terms in LHS

OpenStudy (anonymous):

how do i add them?

OpenStudy (anonymous):

@epoweritheta

OpenStudy (anonymous):

@omarbirjas can you help me?

OpenStudy (omarbirjas):

Sure, but use the equation thing, i dont understand your syntax....

OpenStudy (anonymous):

\[-\frac{ 7 }{ 5 } - \frac{ 2 }{ 3 } = \frac{ 1 }{ 2 } w\]

OpenStudy (anonymous):

im trying to solve for w it says simplify as much as possible

OpenStudy (anonymous):

empoweritheta said put -7/5 in front of everything

OpenStudy (omarbirjas):

Ok first things first, find the common denominatior for the 2 fracs on the left side, what do you get.

OpenStudy (omarbirjas):

Do you know how to do that?

OpenStudy (anonymous):

would it be 15?

OpenStudy (anonymous):

@omarbirjas

OpenStudy (epoweritheta):

i leave to omarbirjas

OpenStudy (omarbirjas):

Yes thats right. so we get this \[-\frac{ 21 }{ 15 }-\frac{ 10 }{ 15 }\] Now subtract it. what do you get.

OpenStudy (anonymous):

or you can help lol i dont mind

OpenStudy (anonymous):

\[\frac{ 11 }{ 15 } = w?\]

OpenStudy (anonymous):

actually \[-\frac{ 31 }{ 15 }\]

OpenStudy (omarbirjas):

No, you forgot about the 1/2

OpenStudy (omarbirjas):

its actually. \[-\frac{ 62 }{ 15 }\] You were close tho.

OpenStudy (anonymous):

so w = - 62/15?

OpenStudy (anonymous):

@omarbirjas

OpenStudy (omarbirjas):

Yes.

OpenStudy (anonymous):

can you help with more @omarbirjas

OpenStudy (omarbirjas):

Sure, ill try.

OpenStudy (anonymous):

ok solve for u -7(-4u+8)-8u = 5(u-9)-1 simplify as much as possible

OpenStudy (anonymous):

@omarbirjas

OpenStudy (omarbirjas):

Ok first lets distribute -7 into the parenthises....

OpenStudy (anonymous):

28u-56-8u = 5u-45-1?

OpenStudy (omarbirjas):

Good, now add all the like terms.

OpenStudy (anonymous):

25u -102?

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