Evaluate the function
-$f(x)=14-9 x, f(8 a-4)$
A) $72 a+50$
B) - $72 a-50$
C) $72 \mathrm{a}-50$
D) $-72 a+50$

Name: Evaluate the function -$f(x)=14-9 x, f(8 a-4)$ A) $72 a+50$ B) - $72 a-50$ C) $72 \mathrm{a}-50$ D) $-72 a+50$
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Question

Quizplus · Accepted Answer

To evaluate $f(8a-4)$, substitute $x = 8a - 4$ into the function $f(x) = 14 - 9x$. This gives $f(8a-4) = 14 - 9(8a-4) = 14 - 72a + 36 = 50 - 72a$, which matches option D.

Evaluate the Function - f(x)=14−9x,f(8a−4)f(x)=14-9 x, f(8 a-4)f(x)=14−9x,f(8a−4) A) 72a+5072 a+5072a+50 B) -

Evaluate the Function
- $f(x)=14-9 x, f(8 a-4)$ A) $72 a+50$ B) -