What is the range of this function?

The parent linear functions is:

The graph of the function $$f\left(x\right)=x$$ is transformed to form the function $$g\left(x\right)$$ such that $$g\left(x\right)=3f\left(x\right)$$ . Which graph represents $$f$$ and $$g$$ ?

Which ordered pair is in the solution set of $$y\le\frac{3}{5}x-6$$ ?

What is the solution to this system of equations:

$$-3x+5y=21$$

$$6x-y=-15$$

Disney had breakfast with parents and children to eat breakfast with Mickey Mouse. Adult tickets cost $17.95 and children's tickets cost $12.95. Disney made $7355 from ticket sales from a total of 500 people that attended. How many adults and children were at the breakfast?

A university will spend at most $4,500 to buy monitors and keyboards for a computer lab. Each monitor will cost $250, and each keyboard is $50. If x is monitors and y is keyboard which inequality is correct?

Which system of equations best represents the lines h and j?

Which graph best represents the solution set to this system of inequalities?

$$x+2y<-2$$

$$y-x<3$$