Draw the graph of \(y = 3x - 1\). If you recognise this as a straight line then just choose two ‘easy’ values of \(x\), work out the corresponding values of \(y\) and plot those points.
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Combination Square Hack: This Is the Secret to Perfectly Straight Lines for Your Next DIYWhen you're pressing a combo square along a piece of wood and pressing a pencil into the combo square, it's easy for those ... the wood as you draw a perfectly straight line.
Just two points are needed to draw a straight line graph ... If you recognise this as a straight line then just choose two ‘easy’ values of \(x\), work out the corresponding values of ...
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