Pre-Algebra DA #2 Whole Class Review

Front

What is the equation format for direct variation?

Back

Front

What is the equation for the relationship where y is 8 times x?

Back

Front

Write the equation of the line in slope-intercept form for a slope of -2 and y-intercept of -5.

Back

Front

What can be said about the slopes of two triangles shown on a graph if they are the same?

Back

The slopes of the two triangles are the same.

Front

What type of relationship does direct variation represent?

Back

Direct variation represents a proportional relationship.

Front

What does the variable 'k' represent in the equation of direct variation?

Back

The variable 'k' represents the constant of variation.

Front

How do you determine if a relationship is proportional?

Back

Front

Back

The slope is 3.

Front

Back

The y-intercept is 1.

Front

If the slope of a line is negative, what does that indicate about the line's direction?

Back

A negative slope indicates that the line descends from left to right.