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Identifying the intercept from a y=mx+c equation

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Identify the intercept in the following straight-line equation:

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$y = \\var{a}x + \\var{b}$

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$\\var{a}$

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$\\var{b}$

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$y$

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$x$

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In a straight-line graph the general equation is $y = mx + c$ where c is the intercept and m is the gradient.

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