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OpenStudy (geometry_hater):
Find all real solutions l 2x + 3 l = 9
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OpenStudy (anonymous):
ALL oh my, lol, gimme a sec.
OpenStudy (anonymous):
Hi write is as 2x+3=9 and 2x+3=-9 and solve both
OpenStudy (geometry_hater):
Thats it? Darn i thought it was going to get super complicated.
OpenStudy (anonymous):
Wow. me too
OpenStudy (anonymous):
thats it because if you have |x|=b x could be -b or b right?
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OpenStudy (geometry_hater):
Yeah it could be positive or negative
OpenStudy (geometry_hater):
can it be only positive or only negative?
OpenStudy (anonymous):
yes but remember is you have |x+4|=-5 it is no solution because absolute value can never be negative
OpenStudy (geometry_hater):
Oh ok i think i can do the rest of my homework now.
OpenStudy (anonymous):
awesome
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