What is the value of r + s + t when r = 26, s = –12, and t = –8?
A.
6
B.
22
C.
30
D.
46
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OpenStudy (anonymous):
you need help
OpenStudy (ilovecake):
yep
TheSmartOne (thesmartone):
r+s+t=
r=26
s=-12
t=-8
TheSmartOne (thesmartone):
Just plug in the numbers into there espective spots.
OpenStudy (anonymous):
6
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OpenStudy (ilovecake):
SO I add all of those up?
TheSmartOne (thesmartone):
So it becomes
26+(-12)+(-8)
OpenStudy (anonymous):
yea that but put the negatives in parenthesis
TheSmartOne (thesmartone):
Can you solve it from there @Ilovecake
OpenStudy (ilovecake):
so answer is 6?
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OpenStudy (anonymous):
yes 6
TheSmartOne (thesmartone):
Let me see
OpenStudy (anonymous):
yea
TheSmartOne (thesmartone):
26+(-12)+(-8)
26-12-8
TheSmartOne (thesmartone):
=14-8
=6
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TheSmartOne (thesmartone):
yup exactly @Ilovecake
TheSmartOne (thesmartone):
yes @ilovecake you have to add them all up
OpenStudy (ilovecake):
Do you have time for one more?
TheSmartOne (thesmartone):
\[a+(-b)=a-b\]
TheSmartOne (thesmartone):
Sure @Ilovecake
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TheSmartOne (thesmartone):
btw I like your username... lol
OpenStudy (ilovecake):
Thanks. Which statements are true?
Choose all answers that are correct.
A.
–13 + 25 = 10 + (–22)
B.
20 + (–6) > 31 + (–19)
C.
8 + (–12) < –17 + 14
D.
–11 + (–15) > 6 + (–29)
OpenStudy (anonymous):
i can't understand
OpenStudy (ilovecake):
Try refreshing the page
TheSmartOne (thesmartone):
What do you think the answer is @Ilovecake
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OpenStudy (ilovecake):
i have no idea
OpenStudy (anonymous):
c is wrong
TheSmartOne (thesmartone):
Ok lets go one by one
OpenStudy (ilovecake):
brb
TheSmartOne (thesmartone):
A.–13 + 25 = 10 + (–22)
Add -13+25=12
Then add 10+(-22)=-12
12 does not equal to -12
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TheSmartOne (thesmartone):
So A is out
OpenStudy (anonymous):
d is out
add -11+(-15)=-2
add 6+(-29)=-23
and -2 is not larger than -23