Points on a line

## Interactive practice questions

Consider the equation $y=9x$y=9x.

a

What is the value of $9x$9x when $x=-4$x=4?

b

Does $\left(-4,-36\right)$(4,36) lie on the line $y=9x$y=9x?

No

A

Yes

B

No

A

Yes

B
Easy
Less than a minute

Consider the equation $y=-6x$y=6x.

Consider the equation $y=6x+4$y=6x+4.

Consider the equation $y=-6x+7$y=6x+7.

### Outcomes

#### 9D.AG1.02

Identify, through investigation, the equation of a line in any of the forms y = mx + b, Ax + By + C = 0, x = a, y = b