Proportional Equations and Tables

Front

What is a proportional relationship?

Back

A proportional relationship is a relationship between two quantities where the ratio of one quantity to the other is constant.

Front

Identify the constant of proportionality in the equation y = 5x.

Back

The constant of proportionality is 5.

Front

What does it mean if a graph passes through the origin?

Back

If a graph passes through the origin, it indicates a proportional relationship between the variables.

Front

Which equation represents a proportional relationship: y = 2x or y = 3x + 1?

Back

y = 2x represents a proportional relationship.

Front

What is the constant of proportionality in the equation y = 10x?

Back

The constant of proportionality is 10.

Front

How can you determine if a table of values represents a proportional relationship?

Back

A table represents a proportional relationship if the ratio of y to x is constant for all pairs of values.

Front

What is the formula for finding the constant of proportionality from a table?

Back

The constant of proportionality (k) can be found using the formula k = y/x.

Front

If y = kx, what does k represent?

Back

k represents the constant of proportionality.

Front

Which of the following equations is NOT proportional: y = 4x, y = 2x + 3?

Back

y = 2x + 3 is NOT proportional.

Front

What is the graphical representation of a proportional relationship?

Back

The graphical representation of a proportional relationship is a straight line that passes through the origin.