| http://www.w3.org/ns/prov#value | - A quiz for seventh-grade CMP students asks them to find the ???slope??? and ???y-intercept??? of the equation 10 = x - 2.5, and the teacher???s manual explains that this equation is a special case of the linear equation y = x - 2.5, when y = 10, and concludes that the slope is therefore 1 and the y-intercept is -2.5.
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