Standard Level
3.05 Find and use the equation of a line
Interactive practice questions
Select the three lines that have the same gradient:
$y=7x$y=7x
A
$y=7x-4$y=7x−4
B
$y=\frac{x}{7}+4$y=x7+4
C
$y=6-7x$y=6−7x
D
$y=6x+7$y=6x+7
E
$y=4+7x$y=4+7x
F
Easy
< 1min
Consider the line graph shown below:
Easy
2min
Which line does not have a $y$y-intercept?
Easy
< 1min
Find the equation of a line that has:
- the same gradient as $y=9-8x$y=9−8x and
- the same $y$y-intercept as $y=-5x-3$y=−5x−3
Easy
1min
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