What translation is made from f(x) → -f(x)?

(if f(x)=4x^2 and g(x)=x+1, find (f o g)(x)

Mr and mrs smith buy tickets for themselves and their four children. the cost of an adult ticket is ? 6 more than the adult ticket. the total cost of the six tickets is ? 40.50 work out the cost of an adult ticket. in your working let c be the cost of the child ticket and a be the cost of the adult ticket.

Is the ordered pair (-10, 7) a solution to the equation y = 17 – x? yes or no