Straight-Line Graphs (Edexcel GCSE Maths): Flashcards

$x = a$

$y = a$

x-coord = y-coord

y-coord is negative of x-coord

Steepness of line

Steeper line

$y = ax$ or $y = -ax$

Only terms with $x$, $y$, and numbers

$x^2$, $xy$, variables in denominators

$(a, 0)$

$(0, a)$