Modeling with Linear Equations

Which equation matches the picture above?

• c = 4

• 1 + 1 = 8

• 2 = 8

• 2C = 8

Write an equation for the model above.

• x + 3 = -9

• x - 3 = 9

• 3x + 1 = 9

• 3x - 1 = 9

What equation is modeled?

• 3 = 6

• 3x = 6

• x = 6

• 3 = 6x

Which equation matches the picture above? ( circles = 1 and triangles = t)

• t = 3

• t + 4 = 7

• 1 + 4 = 7

• 4t + 1 = 7

Based on the information in the table, which equation can be used to model the relationship between x and y?

• y = 5x

• y = x + 5

• y = x +470

• y = 94x

Which equation models the relationship in the table?

Write an equation that models the linear relationship in the table:

• y = 2x + 5

• y = -2/4x -4

• y = -4/2 x + 1

• y = -2x + 5

Which equation best matches the graph shown?

• y = 4x

• y = 4x - 3

• y = 4/3 x + 4

• y = 4/3 x - 3

Look at the table. Which equation best models the data?

• f(x) = -4x + 1

• f(x) = 2x - 8

• f(x) = -12x + 3

• f(x) = 2x + 2

Write the equation that best matches the graph shown.

• y = 4x

• y = 4x - 3

• y = 4/3 x + 4

• y = 4/3 x - 3