Additive Versus Proportional

Given the table of values for the additive relationship, what is the equation of the line in y=x+b form?

• y = x - 1

• y = x + 1

• y = x + 3

• y = x - 5

Grace is saving for a shopping trip. She has $16 already saved and will earn $1 per week. Choose ALL statements that are correct.

• This is a proportional relationship.

• This is an additive relationship.

• The y-intercept is 16.

• The slope is 16.

Which equation matches the table?

• y = x + 5

• y = 5x

• y = x - 5

• x = y - 5

Ollie sells bracelets for two dollars each and donates the money he collects to a charity. Find the relation between the total number of bracelets sold and the amount of money donated to charity, and the equation that matches it.

• y = x + 2

• y = 2x

• y = 4x

• y = x + 4

Which graph is non-proportional?

• A

• B

• C

• D

Write the equation for the table given

• y = 1/3x

• y = 3x

• y = -1/3x

• y = -3x

• y = 1/5x

• y = 5x

• y = 1/2x

Write the equation of the graph. Use the format y = kx.

Is the graph proportional?

• Yes

• No