If #g(x) = 3(x-2)#, what is the value of #x# if #g(x) = 6#?

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Answer 1 · 2017-03-24T22:22:04

#x=4#

#6=3(x-2)#

Divide both sides by 3

#6/3=x-2#

#2=x-2#

Add 2 to both sides

#2+2=x-2+2#

#4=x+0#

#x=4#
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The term #g(x); f(x) ets# are just a way of labeling a particular equation (function) structure.

So really is a bit like using a name to recognise a person. It is the same principle.