Grade 7 MCA Algebra Test Questions

$$y=-x$$

$$y=\left|x\right|$$

$$y=\frac{1}{x}$$

$$y=x^2$$

$$y=x+2$$

$$y=x-2$$

$$y=2x$$

$$y=\frac{2}{x}$$

$$y=\frac{5}{x}$$

$$y=\frac{1}{6}x$$

$$y=3x+1$$

$$y=x^2$$

$$x+y=5$$

$$x-y=5$$

$$xy=5$$

$$\frac{x}{y}=5$$

$$y=-x$$

$$y=x$$

$$y=\frac{1}{x}$$

$$y=x^2$$

It models a proportional relationship because the line passes through the origin and has a changing slope.

It models a proportional relationship because the line passes through the origin and has a constant slope.

It does not model a proportional relationship because the line passes through the origin and has a positive slope.

It does not model a proportional relationship because the line passes through the origin and has a negative slope.

1.4

3.0

3.3

6.6