Answer:
8x+9
Explanation:
f(x)=4x-5
f(2x+3)=4(2x+3)-5
=8x+12-5
=8x+9
this is your answer.I hope this will help you
8x + 7
To evaluate f(2x + 3) , substitute x = 2x + 3 into f(x) , that is
f(2x + 3) = 4(2x + 3) - 5 = 8x + 12 - 5 = 8x + 7
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