Answers: 1
![g[f(x)]=3(5x)-7=15x-7](/tpl/images/0047/5066/2b481.png)
![g[f(4)]=15(4)-7= 60-7 = 53](/tpl/images/0047/5066/adc09.png)
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Find g[f(4)] if f(x) = 5x and g(x) = 3x - 7....
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