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Mathematics 10 Online
OpenStudy (anonymous):

solve. 5/-8c = 20

OpenStudy (anonymous):

ill give u medals

OpenStudy (anonymous):

bring the 8c to the right.

OpenStudy (anonymous):

what??

OpenStudy (anonymous):

you see the -8c? you have to bring that to the right hand side first. Do you know how to do that?

OpenStudy (anonymous):

no can u just give me the answer

OpenStudy (anonymous):

I am not here to provide you with the answer but rather to help you understand how it is achieved.

OpenStudy (anonymous):

please

OpenStudy (anonymous):

ilgive u medal i dont unde rstand english

OpenStudy (anonymous):

ok, I'll show you the whole working and the last line will be the answer.

OpenStudy (anonymous):

ok rthanlk on u

OpenStudy (anonymous):

5/-8c = 20 5 = -8c x 20 5 = -160c c=-5/160 c=-1/32 and you can substitute c=-1/32 back into the equation because and it will equal to 20.

OpenStudy (anonymous):

so ist answer ist 32??

OpenStudy (anonymous):

no, it is -1/32

OpenStudy (anonymous):

das ist not option

OpenStudy (anonymous):

32 is

OpenStudy (anonymous):

please tell me your options

OpenStudy (anonymous):

A. –34 B. –32 C. 32 D. 34

OpenStudy (anonymous):

32 is wrong because if you substitute that into the equation you will get -5/256 not 20.

OpenStudy (anonymous):

yeh, u wrote it wrong.

OpenStudy (anonymous):

i doffy

OpenStudy (anonymous):

-5/8c = 20 c=20 divide by -5/8 c=-32

OpenStudy (anonymous):

Solve. –18 = 6t

OpenStudy (skullpatrol):

What grade are you in?

OpenStudy (anonymous):

10ht

OpenStudy (anonymous):

-18=6t -18/6=t t=-3

OpenStudy (anonymous):

please tell me if you do not understand my working.

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