New Zealand
Level 7 - NCEA Level 2

# Finding the Equation of Line

## Interactive practice questions

State the gradient and $y$y-value of the $y$y-intercept of the equation, $y=2x+3$y=2x+3

 Gradient $\editable{}$ $y$y-intercept $\editable{}$
Easy
Less than a minute

Consider the equation $y=-1-\frac{9x}{2}$y=19x2.

Write down the equation of a line whose gradient is $-8$8 and crosses the $y$y-axis at $-9$9. Express in gradient-intercept form.

Write down the equation of the line in gradient-intercept form, given that its slope is $-3$3 and its $y$y intercept is $-2$2.

### Outcomes

#### M7-1

Apply co-ordinate geometry techniques to points and lines

#### 91256

Apply co-ordinate geometry methods in solving problems