Determining the Equation of a Line Additive Relationship

What is the y-intercept in the equation y= -2x + 5

• -2

• 3

• 5

• Cannot be Determined

• A balloon was released into the air, two feet off the ground

• A phone company charges $2 for every minute on a call

• y = 3x

• y = 3 + x

• Line A

• Line B

Which of the equations below matches the values in the table?

Which equation describes the following relationship between x and y?

y is 8 less than x.

• y = 8x

• y = 8 - x

• y = 8 + x

• y = x - 8

What type of relationship is represented in this equation: x + 3 = y

• Additive and the graph would NOT cross through the origin

• Multiplicative and the graph would cross through the origin

What is the correct equation for an additive relationship?

• y = x+a

• x = y+a

• y = ax

• a/x = m

A relationship is represented by y = x - 16. Which table best represents the equation?

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