🔢 Mathematics · Algebra

Plotting Linear Graphs

Plot linear graphs by generating a table of values, reduce a two-variable linear equation to the form y = mx + c, and calculate gradients from two points on a line

Typical age: 12–14 years

“Can your child draw the graph of a straight line by making a table of values and plotting the points — and work out the gradient from two points on the line?”

0 / 3 mastered

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Needs first

Simple formulae
Rearranging to y = mx + c form uses formula rearrangement skills
Linear Function GraphsREQUIRED
Plotting linear graphs requires understanding what y = mx + c represents

Unlocks next

Quadratic GraphsREQUIRED
Understanding quadratic graphs requires prior experience plotting linear graphs
Simultaneous EquationsREQUIRED
Simultaneous equations graphically requires plotting two linear graphs on the same axes
Estimating answers (age 13+)REQUIRED
Reading approximate values from graphs requires graph-plotting experience