Maria is 7 years older than her brother robert and in 2 years her age will be four times what robert’s age was three years ago. find their present ages.

For which pair of functions is (gof)(a)=|a|-2?

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4

Which number is located at point a on the number line? a number line is shown from negative 10 to 10 with each interval mark on the number line representing one unit. point a is labeled one interval mark to the right of negative 5.