Mathematics
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OpenStudy (kise_ryouta):
Solve for x.
x+3.2=−3.5
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Vocaloid (vocaloid):
subtract 3.2 from both sides
Vocaloid (vocaloid):
x + 3.2 - 3.2 = ?
OpenStudy (kise_ryouta):
-6.7
Vocaloid (vocaloid):
nope, try again
Vocaloid (vocaloid):
what is 3.2 - 3.2?
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OpenStudy (kise_ryouta):
-6.4
Vocaloid (vocaloid):
nope
OpenStudy (kise_ryouta):
0 ?
Vocaloid (vocaloid):
good, 0
so what does x + 3.2 - 3.2 equal?
OpenStudy (kise_ryouta):
-6.4
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Vocaloid (vocaloid):
no, we already said that 3.2 - 3.2 was 0
so what is x + 3.2 - 3.2?
OpenStudy (kise_ryouta):
0
Vocaloid (vocaloid):
what about the x?
OpenStudy (kise_ryouta):
it stays?
Vocaloid (vocaloid):
good, so what does x + 3.2 - 3.2 equal?
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OpenStudy (kise_ryouta):
x=0
Vocaloid (vocaloid):
x does not equal 0
Vocaloid (vocaloid):
think about it:
we start with x
add 3.2
take away 3.2
what's left?
OpenStudy (kise_ryouta):
-3.5 is left
Vocaloid (vocaloid):
where are you getting 3.5????
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OpenStudy (kise_ryouta):
Solve for x.
x+3.2=−3.5 <-------
Vocaloid (vocaloid):
no, we're just talking about x + 3.2 - 3.2
OpenStudy (kise_ryouta):
x is left right
Vocaloid (vocaloid):
good!
Vocaloid (vocaloid):
x + 3.2 - 3.2 = x
next step!
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Vocaloid (vocaloid):
since we subtracted 3.2 from the left side, we must also subtract it from the right side
what is -3.5 - 3.2?
OpenStudy (kise_ryouta):
-6.7?
Vocaloid (vocaloid):
good job!
therefore, x = -6.7
OpenStudy (kise_ryouta):
OHHH thank Ow< can you help me with more pls