Mathematics
11 Online
OpenStudy (anonymous):
Can anyone on here be kind enough and check my algebra1 answers?
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OpenStudy (imstuck):
I would do that for you!
OpenStudy (anonymous):
9+3x+1-2x I got 8+1x
OpenStudy (anonymous):
@IMStuck @jim_thompson5910
jimthompson5910 (jim_thompson5910):
9+1 is not 8
OpenStudy (anonymous):
you but in class we did reverse operations...
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OpenStudy (anonymous):
so wouldn't i sibtract it instead?
OpenStudy (anonymous):
@jim_thompson5910
jimthompson5910 (jim_thompson5910):
9+3x+1-2x
9+1+3x-2x
(9+1)+(3x-2x)
(10)+(1x)
10+1x
10+x
jimthompson5910 (jim_thompson5910):
if you were doing (9+3x)-(1-2x) then it'd be a different story
OpenStudy (anonymous):
ohhh ok so it's 10 ok
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OpenStudy (anonymous):
10x+1
jimthompson5910 (jim_thompson5910):
no not 10x+1
jimthompson5910 (jim_thompson5910):
look back at my steps
OpenStudy (anonymous):
why does the 1 just disappear?
jimthompson5910 (jim_thompson5910):
1x is the same as just x
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jimthompson5910 (jim_thompson5910):
since 1*x = x
jimthompson5910 (jim_thompson5910):
1 * (any number) = same number
OpenStudy (anonymous):
mind helping with 2 more?
jimthompson5910 (jim_thompson5910):
sure
jimthompson5910 (jim_thompson5910):
go ahead
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OpenStudy (anonymous):
-3+8x+2 i got 5-12n
jimthompson5910 (jim_thompson5910):
how do you go from x to n?
OpenStudy (anonymous):
opos tht was for s different problem. my answerr was -5+8x
jimthompson5910 (jim_thompson5910):
-3+2 is not -5
OpenStudy (anonymous):
-1
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jimthompson5910 (jim_thompson5910):
better
OpenStudy (anonymous):
-1+8x
jimthompson5910 (jim_thompson5910):
correct
OpenStudy (anonymous):
thansk :)
OpenStudy (anonymous):
wht grade are you in?
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jimthompson5910 (jim_thompson5910):
I'm a college student
OpenStudy (anonymous):
lucky you!! i cant wait until im in college. wht college do u go to?