Question

f(4x-15)=8x-27 and g(x+1)=x+1 find f=f(2)
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Answer 1

f=f(2)

f=f(2)means x=2

f=f(2)means x=2f(4*2-15)=f(-7)

f=f(2)means x=2f(4*2-15)=f(-7)f(-7)=8*(-7)-27

f=f(2)means x=2f(4*2-15)=f(-7)f(-7)=8*(-7)-27=-83