What is the simplified expression for –3cd – d(2c – 4) – 4d?
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OpenStudy (xapproachesinfinity):
First take care of the parenthesis
foil that d
OpenStudy (xapproachesinfinity):
then combine like terms and simplify
OpenStudy (anonymous):
but what do I do about -2 with d
OpenStudy (xapproachesinfinity):
|dw:1407945350871:dw|
OpenStudy (xapproachesinfinity):
Do you know how to FOIL this
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OpenStudy (anonymous):
no not really
OpenStudy (xapproachesinfinity):
then you cannot solve this! did you take any algebra class
OpenStudy (anonymous):
yes I did I don't remember anything like this
OpenStudy (anonymous):
nevermind I will just skip that question do you know this one What is the value of x in the equation 0.2(x + 1) + 0.5x = –0.3(x – 4)?
OpenStudy (xapproachesinfinity):
if you take algebra class you should know by now how to do that
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OpenStudy (xapproachesinfinity):
my friend i advice to restudy what you learned before!
because you will need that for many other classes
and your second question is basically the same thing
you have to FOIL again
OpenStudy (anonymous):
okay then
OpenStudy (anonymous):
what about this Which property will help solve \[\frac{ 1 }{ 9 }+t=7\]
OpenStudy (xapproachesinfinity):
subtraction!
you need to subtract 1/9 from both sides