Mathematics
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Breathless:
Help fellas
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Breathless:
Breathless:
@luigi0210
idontexistrn1:
how'd you start the question?
jhonyy9:
so there is
(3q^2 -9q +14)-(2q^2 -7q+8) = ?
jhonyy9:
any idea ?
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jhonyy9:
what you need to know first of all that you can subtracting just the same terms
yes ?
for example 3q^2 -2q^2 = ?
continue please
Breathless:
yes and 3q^2-2q^2= 1q^2 right?
jhonyy9:
yes
correct
Breathless:
alr
jhonyy9:
continue please
what about second terms ?
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Breathless:
second terms?
jhonyy9:
-9q-(-7q) = ?
idkw:
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Breathless:
it would turn to adding them right?
jhonyy9:
yes of cors
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jhonyy9:
bc. this minus in front of second parantheses change the sign
Breathless:
so it would be 9+7 which is 16 but since it's a negative it would be -16q right?
jhonyy9:
no
-9q-(-7q)= -9q+7q= ?
Breathless:
o
jhonyy9:
minus 9 dont change the sign
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Breathless:
so -2q?
jhonyy9:
exactly
jhonyy9:
and now the 3rd terms
jhonyy9:
14-8= ?
Breathless:
6?
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jhonyy9:
yes
any questions ?
Breathless:
well it says it's wrong-
Breathless:
jhonyy9:
what is wrong ?
Breathless:
ye
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hasbula:
need Minecraft servers?
minecraft links?
blooket hacks?
proxies/game websites?
DM(PM) me!!!!
jhonyy9:
@jhonyy9 wrote:
so there is
(3q^2 -9q +14)-(2q^2 -7q+8) = ?
this is your posted problem ,yes ?
Breathless:
yes
jhonyy9:
3q^2 -9q +14 -2q^2 +7q -8 = q^2 -2q +6
jhonyy9:
and this is the right answer
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Breathless:
yeah right as i copy it on it worked
Breathless:
Thanks man