Ok , so i've got some more homework and i need some help.

Basically in maths we are doing graphs and this is my homework

I have to make a poster explaning how to draw a graph from an equation.

Example (which iam using) y=2x+3.

my extension is that

I have been introduced to gradient and y-intercept. Investigate the connection between the equation of the line and the gradient and y-intercept of the line.

Thank you.

By the way iam 13 so please explain simply because i sometimes dont understand these big words you guys use! haha

thanks youuuuuu xx