Find f(g(x)) f(x)=3x+9 , g(x)=5x-1(fog)x

Math
,
Set up the composite result function.
Evaluate by substituting in the value of into .
Simplify each term.
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Rewrite as .
Apply the distributive property.
Multiply by .
Multiply by .
Remove parentheses.
Simplify the expression.
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Move .
Reorder and .
Find f(g(x)) f(x)=3x+9 , g(x)=5x-1(fog)x

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