Suppose you are only responsible to pay the heating and water bills each month. These bills change each month, depending on how warm you keep your house and on how much water you use. Let $h(x)$ represent the heating bill (in dollars) for month $x\text{,}$ and let $w(x)$ represent the water bill (in dollars) for month $x\text{.}$ Suppose $h(2) = 90$ and $w(2) = 35\text{.}$ Now, let $b(x)$ represent the total amount you must pay in bills for month $x\text{.}$ What is $b(2)\text{?}$ Answer: dollars