Respuesta :

SuperLegend
3x - 10
Substitute 7 for x
3(7) - 10
Multiply 7 by 3
21 - 10
Subtract
Final Answer: F(x) = 11
apologiabiology
f(x)=3x-10
for f(7)
replace x with 7
f(7)=3(7)-10
f(7)=21-10
f(7)=11

answer is 11 for sure