For a given input value xxx, the function fff outputs a value yyy to satisfy the following equation. y+6=5(x-4)y+6=5(x−4)y, plus, 6, equals, 5, left parenthesis, x, minus, 4, right parenthesis Write a formula for f(x)f(x)f, left parenthesis, x, right parenthesis in terms of xxx. f(x)=f(x)=f, left parenthesis, x, right parenthesis, equals