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Mathematics 8 Online
OpenStudy (anonymous):

Help! Given the function f(x) = 2x - 7, what is the output if the input is 3?

OpenStudy (anonymous):

Put 3 in for x. You get y = 2*(3)- 7

OpenStudy (anonymous):

What answer do you get?

OpenStudy (anonymous):

-1?

OpenStudy (anonymous):

yup

OpenStudy (anonymous):

That's all I need to do?

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

Thank you!

OpenStudy (anonymous):

Glad to Help :D

OpenStudy (anonymous):

@TheDream could you help me with one more? I don't understand this one. If f(x)= 6−5x, the what is f(4)?

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