Last updated on Sep 20, 2026

Straight-line graphs 1 (Edexcel GCSE Maths): Quizzes

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Straight-line graphs 1

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12 questions from this quiz

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What type of graph does an equation in the form $y = mx + c$ always produce?

A straight line

In the equation $y = mx + c$ , what does $m$ represent?

The gradient

In the equation $y = mx + c$ , what does $c$ represent?

The y-intercept

What direction does a line slope when the gradient is positive?

Upwards from left to right

What direction does a line slope when the gradient is negative?

Downwards from left to right

If the gradient is $-\frac{1}{2}$ , what happens for every unit you move across?

You move half a unit down

What are the coordinates of the y-intercept in the form $y = mx + c$ ?

$(0, c)$

Which x-values are commonly used to start creating a table of values?

$-2, -1, 0, 1, 2$

How do you calculate the gradient from a graph?

Change in y ÷ change in x

Where can you read the y-intercept directly from a graph?

Where the line crosses the y-axis

If gradient is $5$ and y-intercept is $(0, 20)$ , what is the equation?

$y = 5x + 20$

What is $x + y = 4$ rearranged into the form $y = mx + c$ ?

$y = -x + 4$

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Straight-line graphs 1 (Edexcel GCSE Maths): Quizzes

Practise the questions

What type of graph does an equation in the form y=mx+cy = mx + cy=mx+c always produce?

In the equation y=mx+cy = mx + cy=mx+c, what does mmm represent?

In the equation y=mx+cy = mx + cy=mx+c, what does ccc represent?

What direction does a line slope when the gradient is positive?

What direction does a line slope when the gradient is negative?

If the gradient is −12-\frac{1}{2}−21​, what happens for every unit you move across?

What are the coordinates of the y-intercept in the form y=mx+cy = mx + cy=mx+c?

Which x-values are commonly used to start creating a table of values?

How do you calculate the gradient from a graph?

Where can you read the y-intercept directly from a graph?

If gradient is 555 and y-intercept is (0,20)(0, 20)(0,20), what is the equation?

What is x+y=4x + y = 4x+y=4 rearranged into the form y=mx+cy = mx + cy=mx+c?

Explore Edexcel GCSE Maths Revision Notes by Topics

Collecting like terms

Simplifying expressions

Algebraic indices

Substitution

Formulae

Writing formulae

Expanding brackets

Factorising

Linear equations 1

Linear equations 2

Inequalities

Solving inequalities

Sequences 1

Sequences 2

Coordinates

Gradients of lines

Linear equations 1

Linear equations 2

Inequalities

Solving inequalities

Sequences 1

Sequences 2

Coordinates

Gradients of lines

Straight-line graphs 1

Straight-line graphs 2

Real-life graphs

Distance-time graphs

Rates of change

Expanding double brackets

Quadratic graphs

Using quadratic graphs

Factorising quadratics

Quadratic equations

Cubic and reciprocal graphs

Simultaneous equations

Rearranging formulae

Using algebra

Identities

Explore Edexcel GCSE Maths Model Answers by Topics

Collecting like terms

Simplifying expressions

Algebraic indices

Substitution

Formulae

Writing formulae

Expanding brackets

Factorising

Linear equations 1

Linear equations 2

Inequalities

Solving inequalities

Sequences 1

Sequences 2

Coordinates

Gradients of lines

Linear equations 1

Linear equations 2

Inequalities

Solving inequalities

Sequences 1

Sequences 2

Coordinates

Gradients of lines

Straight-line graphs 1

What type of graph does an equation in the form $y = mx + c$ always produce?

In the equation $y = mx + c$ , what does $m$ represent?

In the equation $y = mx + c$ , what does $c$ represent?

If the gradient is $-\frac{1}{2}$ , what happens for every unit you move across?

What are the coordinates of the y-intercept in the form $y = mx + c$ ?

If gradient is $5$ and y-intercept is $(0, 20)$ , what is the equation?

What is $x + y = 4$ rearranged into the form $y = mx + c$ ?