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Mathematics 8 Online
OpenStudy (anonymous):

f(x)=7x+9 find f(6c-4)

OpenStudy (anonymous):

what is c ? is it a constant number or ,...

OpenStudy (anonymous):

constant.

OpenStudy (anonymous):

7(6c-4)+9 =42c-28+9 =42c-17

OpenStudy (anonymous):

you mean -19? :)

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