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Mathematics 16 Online
OpenStudy (anonymous):

3(a-4)+2(a+1)=10-5a

OpenStudy (anonymous):

Help greatly appreciated!

jigglypuff314 (jigglypuff314):

do you know how to distribute?

OpenStudy (anonymous):

Yessir!

OpenStudy (anonymous):

3a-12+2a+2=10-5a

OpenStudy (anonymous):

But I get confused from there :0

jigglypuff314 (jigglypuff314):

then you add like terms so, look at it this way: 3a+2a-12+2=10-5a

OpenStudy (anonymous):

Then 5a-5a which leaves a?

OpenStudy (anonymous):

wait sorry

OpenStudy (anonymous):

-10a right?

jigglypuff314 (jigglypuff314):

3a+2a-12+2=10-5a combine like terms so 5a - 10 = 10 - 5a then add 5a to both sides +5a +5a 10a - 10 = 10 then at 10 to both sides so +10 +10 so 10a = 20 then divide both sides by 10 /10 /10 a = 20/10 then simplify a =

OpenStudy (anonymous):

2! Thank you so much! :D

jigglypuff314 (jigglypuff314):

your welcome :)

OpenStudy (anonymous):

It makes alot more sense now, I get it but the rules are so annoying!

OpenStudy (anonymous):

Thanks again!

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