Mathematics
13 Online
OpenStudy (anonymous):
Simplify -2[9 - (x + 7)].
-32 - x
-4 - x
-4 + 2x
-32 + 2x
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pooja195 (pooja195):
Next step is to divide by 2 try it
pooja195 (pooja195):
@sarahprincess98 are you there?
OpenStudy (anonymous):
yes, im trying to figure it out. im confused about math lol
pooja195 (pooja195):
i see that :) but thats why we are here :) just do 32/2x
OpenStudy (anonymous):
16
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pooja195 (pooja195):
correct therefore your answer is x=16
pooja195 (pooja195):
you know this its just you were a tad bit stuck :)
OpenStudy (holly00d1248):
wait this is simplify not solve
OpenStudy (holly00d1248):
@pooja195
pooja195 (pooja195):
ohhhhh wait
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OpenStudy (anonymous):
there is no option for x=16
OpenStudy (holly00d1248):
this is simplify not solve
pooja195 (pooja195):
i thought she showed the step whoops ok so we have to think of PEMDAS
pooja195 (pooja195):
DO you know what that is?
OpenStudy (shaik0124):
-32+2x
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pooja195 (pooja195):
@shaik0124 show your work
OpenStudy (shaik0124):
ok @pooja195 Ma'am
-18+2x-14
-32+2x
OpenStudy (shaik0124):
sorry i gave wrong answer
OpenStudy (holly00d1248):
parenthesis, exponents, multiplication, division, adding and subtract=PEMDAS
pooja195 (pooja195):
@shaik0124 they already didnt get this so a better approach would have been to explain it to them
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OpenStudy (shaik0124):
-2(9-x-7)
-18+2x+14
-4+2x is the answer
OpenStudy (shaik0124):
apply this u will get the answer
-*+=- and - *- =+
OpenStudy (shaik0124):
@pooja195 am i right :)
OpenStudy (holly00d1248):
I'm not sure that helped @shaik0124 not because its wrong the fact that they may not know how to apply is the factor
OpenStudy (shaik0124):
@sarahprincess98 understood or not?
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OpenStudy (anonymous):
uhm kinda, haha, so whats the answer?
OpenStudy (shaik0124):
-4+2x is the answer
OpenStudy (shaik0124):
should i explain again
OpenStudy (anonymous):
no, thank you :)
OpenStudy (shaik0124):
welcome happy to help