Mathematics
16 Online
OpenStudy (anonymous):
.
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OpenStudy (anonymous):
29,30,31
Vocaloid (vocaloid):
well, it says that point S is between R and T so
RT = RS + ST
Vocaloid (vocaloid):
60 = 3x - 16 + 4x - 8
the first step is to solve for x, do you think you can take it from here?
OpenStudy (anonymous):
hold i'll do it then see if im correct
OpenStudy (anonymous):
x=12?
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Vocaloid (vocaloid):
yup, that's the first step.
now that we know what x is, we can now find RS and ST
RS = 3x - 16 = ?
ST = 4x - 8 = ?
OpenStudy (anonymous):
doin it hold on
OpenStudy (anonymous):
rs is 24
OpenStudy (anonymous):
st is 40
Vocaloid (vocaloid):
check rs again. st is right
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Vocaloid (vocaloid):
3(12)-16 = ?
OpenStudy (anonymous):
lol sorry 20
Vocaloid (vocaloid):
yeah.
Vocaloid (vocaloid):
problem #30 is basically the same thing, do you wanna give it a shot?
OpenStudy (anonymous):
k
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OpenStudy (anonymous):
i got 7
OpenStudy (anonymous):
x=7
OpenStudy (anonymous):
rs i got 6
OpenStudy (anonymous):
st i got 11
OpenStudy (anonymous):
@vocaloid when you get a chance
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Vocaloid (vocaloid):
yup those are all correct, ready to move to #31?
OpenStudy (anonymous):
yup :)
OpenStudy (anonymous):
@vocaloid
OpenStudy (anonymous):
i have no idea how to do it
Vocaloid (vocaloid):
ah, sorry, got distracted there for a sec
let's draw the diagram and label it based on what the problem tells us
|dw:1440113699458:dw|
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OpenStudy (anonymous):
okY
Vocaloid (vocaloid):
AD = 12, so let's mark that right away|dw:1440113728465:dw|