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Mathematics 11 Online
OpenStudy (anonymous):

what is a in the problem 3a+1=-3.6(a-1) algebra problem.

OpenStudy (anonymous):

well reverse pemdas first.

OpenStudy (anonymous):

so we would do the addition or subraction to both sides first.

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

once yu do that what do yu get?

OpenStudy (anonymous):

6.6+1=3.6

OpenStudy (anonymous):

how?

OpenStudy (anonymous):

idk

OpenStudy (anonymous):

okay lets try it differently. try multiplying the right side together. the -3.6 and the (a-1)

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

i got -3.6a+3.6

OpenStudy (anonymous):

so its \[3a+1= -3.6a+3.6\] right?

OpenStudy (anonymous):

yeah

OpenStudy (anonymous):

so subtact the 1 from both sides.

OpenStudy (anonymous):

ok i got 3a=-3.6a+2.6

OpenStudy (anonymous):

now subtract -3.6a from both sides.

OpenStudy (anonymous):

or add 3.6a i mean

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

and yu got?

OpenStudy (anonymous):

yeah thanks

OpenStudy (anonymous):

yu got the answer?

OpenStudy (anonymous):

yeah a=.39

OpenStudy (anonymous):

yeah okay then yu're all done.

OpenStudy (anonymous):

thanks

OpenStudy (anonymous):

yeah anytime.

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