Mathematics
16 Online
OpenStudy (anonymous):
Which expressions have a value of –23?
Choose all answers that are correct.
A.
11 – 34
B.
–9 – (–14)
C.
25 – 2
D.
–11 – 12
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OpenStudy (anonymous):
B and D?
OpenStudy (ryanwhite499):
11 - 34 is what on a calculator
OpenStudy (anonymous):
23
OpenStudy (anonymous):
wait
OpenStudy (anonymous):
Lol i read it wrong
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OpenStudy (ryanwhite499):
Yes... 11 - 34 is...
OpenStudy (anonymous):
11 minus 34 not 34 - 11
OpenStudy (anonymous):
its -23
OpenStudy (ryanwhite499):
Correct
OpenStudy (anonymous):
A B and D?
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OpenStudy (ryanwhite499):
So a is one
OpenStudy (ryanwhite499):
Lets check
OpenStudy (ryanwhite499):
B is not on them see
−9−(−14)
=−9−(−14)
=−9+14
=5
OpenStudy (anonymous):
-9 - (-14)
9 + 14
23
-23
OpenStudy (anonymous):
i mean -9 + 14
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OpenStudy (ryanwhite499):
C does not define the answer either because it is not a negative
OpenStudy (texaschic101):
no wait......it is just A and D
OpenStudy (ryanwhite499):
Yes that's right... A and D is correct
OpenStudy (anonymous):
last question
OpenStudy (anonymous):
i always forget
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OpenStudy (anonymous):
-5 + -5 = -10
-5 - (-5) = -10
right?
OpenStudy (ryanwhite499):
Its True
OpenStudy (anonymous):
ok i always thought that they where different
OpenStudy (ryanwhite499):
Your equation is perfect
OpenStudy (ryanwhite499):
−5−5
=−5+−5
=−10
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OpenStudy (texaschic101):
no...
-5 + (-5)......neg times a pos is a neg
-5 - 5 = -10
OpenStudy (ryanwhite499):
Yes thats what she said
OpenStudy (ryanwhite499):
Its -10
OpenStudy (texaschic101):
yes but she put -5 - (-5)....that would change it
OpenStudy (ryanwhite499):
Yes it will
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OpenStudy (texaschic101):
but the answer is -10
OpenStudy (ryanwhite499):
Make sure you put the correct equation so we can help you answer correctly