Last updated on Sep 21, 2026

Straight line graphs (OCR GCSE Maths): Quizzes

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Straight line graphs

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12 questions from this quiz

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What do all points on a vertical line have in common?

Same $x$ -coordinate

What is the equation of a horizontal line passing through $y = -4$ ?

$y = -4$

What is the equation of the $y$ -axis?

$x = 0$

How many points should you calculate to ensure accuracy when plotting a straight line graph?

At least four

In the equation $y = 5x - 3$ , what is the gradient?

$5$

In the equation $y = -2x + 7$ , what is the $y$ -intercept?

$7$

If $m$ is positive in $y = mx + c$ , how does the line slope?

Upwards from left to right

If $m$ is negative in $y = mx + c$ , how does the line slope?

Downwards from left to right

What property do parallel lines share?

Same gradient

Where does the $y$ -intercept occur?

Where line crosses $y$ -axis

What is the formula for calculating gradient from a graph?

Change in $y$ / Change in $x$

How do you solve simultaneous equations graphically?

Find where the lines intersect

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