All straight line graphs have an equation that can be written in the form 𝑦 equals 𝑚𝑥 add 𝑐, where 𝑚, the coefficient of the 𝑥 term, is the gradient or slope of the line. The constant, 𝑐, is ...

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line graph – to show a change over time pie chart – show the individual parts that make up a whole bar chart – compare things that aren’t directly related scatter graph – look for a pattern or link ...