please help with this problem

Simplificatation, evaluation, linear equations, linear graphs, linear inequalities, basic word problems, etc.
mirchole
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please help with this problem

Postby mirchole » Sun Jul 07, 2013 4:09 am

(3x+9)/2=9
if somebody could just tell me how to do it it would help a lot.

jg.allinsymbols
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Re: please help with this problem

Postby jg.allinsymbols » Sun Jul 07, 2013 10:51 am

mirchole wrote:(3x+9)/2=9
if somebody could just tell me how to do it it would help a lot.


In this order:

Multiplicative inverse of (1/2);
Additive inverse of 9;
Multiplicative inverse of 3.
DONE. Simplify if necessary.

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maggiemagnet
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Re: please help with this problem

Postby maggiemagnet » Sun Jul 07, 2013 1:05 pm

mirchole wrote:(3x+9)/2=9
if somebody could just tell me how to do it it would help a lot.

They have a lesson teaching "how to do it" right here! The page at the link explains why the steps in the first reply are the way to go for this solving problem.
:clap:


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