<h5>A window repair specialist charges $\$220$ for the first two hours of repair plus an hourly fee for each additional hour. The total cost for 5 hours of repair is $\$400$. Which function $f$ gives the total cost, in dollars, for $x$ hours of repair, where $x\geq 2$?</h5>

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Mashaal Masha

A window repair specialist charges $\$220$ for the first two hours of repair plus an hourly fee for each additional hour. The total cost for 5 hours of repair is $\$400$. Which function $f$ gives the total cost, in dollars, for $x$ hours of repair, where $x\geq 2$?

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Mashaal Masha

A window repair specialist charges $\$220$ for the first two hours of repair plus an hourly fee for each additional hour. The total cost for 5 hours of repair is $\$400$. Which function $f$ gives the total cost, in dollars, for $x$ hours of repair, where $x\geq 2$?