Find x please help me

Which graph represents y=^3 sqrt x+8-3 ?

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

Mariano delivers newspaper. he always puts 3/4 of his weekly earnings in his savings account and then divides the rest equally into 3 piggy banks for spending at the snack shop, the arcade and the subway