Mathematics
18 Online
OpenStudy (anonymous):
Which of the following expressions is equivalent to a-b where a and b are any numbers?
A. b-a
B. a+b
C. -a+b
D. -b+a
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OpenStudy (godlovesme):
in a-b
a is -ve/+ve
b is -ve/+ve ? @juciystar234
OpenStudy (godlovesme):
hint ***--->>> the sign is in front of the letter
OpenStudy (anonymous):
Yeah they're positive, but I think it might be C or D?
OpenStudy (anonymous):
So say A Is 5 & B is 3. a-b would = 2 but which expression would give you the same answer?
OpenStudy (godlovesme):
u can do that or there is no sign in front of a but there is a -ve sign in front of b right?
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OpenStudy (godlovesme):
|dw:1421712080723:dw|
OpenStudy (godlovesme):
|dw:1421712097681:dw|
OpenStudy (freckles):
oops god is helping you
OpenStudy (godlovesme):
lol its fine :)
OpenStudy (anonymous):
No, it's just b subtracted from a.cx
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OpenStudy (godlovesme):
i know @juciystar234 i was showing u that there is -ve and no sign in front of a lol xD
OpenStudy (anonymous):
Ohhhhhhhhhh.XD
OpenStudy (godlovesme):
hehehehe xDDD
OpenStudy (godlovesme):
so u got it though?
OpenStudy (anonymous):
Kinda. :)
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OpenStudy (godlovesme):
which one is it :D
OpenStudy (anonymous):
C..? o.o
OpenStudy (anonymous):
No? um, D?Cx
OpenStudy (godlovesme):
we had a - b in the expression and no sign with a which means +
OpenStudy (godlovesme):
yea D C:
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OpenStudy (godlovesme):
thanks for the medal guys @freckles & @juciystar234 ^.^
OpenStudy (anonymous):
Anytime & Thank you so much! :) @Godlovesme
OpenStudy (freckles):
yeah what i deleted earlier was
that 3-2 is the same as -2+3
OpenStudy (freckles):
if it makes more sense to you with actual numbers there
OpenStudy (godlovesme):
u're welcome :D @juciystar234