Solving linear equations by graphing
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- A train travels at a speed of 120km/h. The equation that represents the relationship of distance (d) and time (t) is d=120t.
- The graph shows the relationship of the temperature of water, c, and time, t, as the water boils.
- Plot the graph for each set of values. Then, find the equation that represents each relationship.
- Mark ran a marathon. Below is the record of how he did.
Time, t (h)
Distance, d (km)