3 Linear equations
Interactive practice questions
Consider the linear graph.
Loading Graph...
a
Find the gradient.
b
Find the value of the $y$y-intercept.
c
Write the equation of the line in the form $y=mx+c$y=mx+c.
Easy
2min
The graph shows the temperature of a room after the heater has been turned on.
Easy
3min
The graph shows the amount of water remaining in a bucket that was initially full before a hole was made in its side.
Easy
4min
Petrol costs a certain amount per litre. The table shows the cost of various amounts of petrol.
Easy
3min
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