Please help the answer is not 59 o think

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)

In a young single person's monthly budget, $150 is spent on food, $175 is spent on housing, and $175 is spend on other items. suppose you drew a circle graph to represent this information, what percent of the graph represents housing?