Plug in 4 for x.
f(x) = 2x - 10
f(4) = 2(4) - 10
Simplify. Remember to follow PEMDAS. First, multiply, then subtract
f(4) = 8 - 10
f(4) = -2
-2 is your answer for f(4)
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Answer:
-2
Step-by-step explanation:
f(x)=2x-10
f(4)=2(4)-10=8-10=-2
