8 > 2 - x/3 what is x

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Ben frank is an electrician who installs lighting fixtures. he charges (in dollars) his clients 15h+40f15h+40f where hh is the number of hours worked and ff is the number of fixtures installed. how much does ben frank charge when he works 77 hours and installs 99 fixtures?

Whats is the value of the variables ?

The function below is written in vertex form or intercept form. rewrite them in standard form and show your work. y = (x+4)(x+3)