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Mathematics 21 Online
OpenStudy (anonymous):

3P-5C=11 P-3C=1 HELP!

hartnn (hartnn):

find P from 2nd equation.

OpenStudy (ksaimouli):

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OpenStudy (anonymous):

all i got was \[P=\frac{11+5C }{ 3 }\] that was where i stopped

hartnn (hartnn):

it would be easier if u find P from 2nd equation and not from first...

OpenStudy (anonymous):

ohh . P=1+3C

hartnn (hartnn):

yup, now substitute this in 1st equation.

OpenStudy (anonymous):

C=2

hartnn (hartnn):

yup.

hartnn (hartnn):

put it in 2nd equation to get P

OpenStudy (anonymous):

p=7

hartnn (hartnn):

yup. good work

OpenStudy (anonymous):

2 more questions left . lol

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