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If f(x) = x + 2, find the value of x if f(x) = 12.
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If f(x) = x + 2, find the value of x if f(x) = 12.

User Yuiko
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2 votes
Hello,

Let's plug in "12" for "f(x)" since they tell us:
12 = x +2.

Now, in order to get "x" by itself, we add 2 to each sides:
12 +2 = x, which then becomes x = 14.

Hope this helps!

May
User Harmonic
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