Patterns and Functions

Simplify -0.5(4x - 8) + 14x + 3

• 16x + 7

• 16x - 5

• 12x - 5

• 12x + 7

Which of the following best represents the relationship of the table?

• y = -4x + 2

• y = -5x + 2

• y = -5x + 6

• y = -4x - 4

Which of the following is true?

• The slope is positive.

• The slope is zero.

• The slope is negative

• There is no slope

Which of the following statements is true about the function presented in the table?

• The slope of the function is 4 and the y-intercept is 2.

• The slope of the function is 4 and the y-intercept is -2.

• The slope of the function is -2 and the y-intercept is 4.

• The slope of the function is 2 and the y-intercept is 4.

What is the equation of the graphed line?

• y = 4x - 6

• y = -4x + 6

• y = ⅔x - 4

• y = 3/2 x - 4

In the equation, y = -4x + 10, what are the slope (m) and y - intercept (b)?

• m = -4, b = -10

• m = -4, b = 10

• m = 10, b = -4

• m = 10, b = 4

Determine the item that would be represented by the independent variable in this situation.

Candice picked strawberries to make jam for the fair. Each jar of jam requires 25 strawberries. If she wants to make 50 jars of jam, how many strawberries must Candice pick?

• Candice

• Strawberries

• Jars

• Fair

Given the function y = -5x + 4, what is the range of the function if the domain is {-2, 0, 5}?

*Hint: plug in those values for x to find your y-values

• {14, 4, -21}

• {-2, 0 ,5}

• {6/5, ⅘, ⅕}

• {-6/5, -⅘, - ⅕}

Which of the following sets of ordered pairs would NOT represent a function?

• (-8, 7), (0, 4), (3, 2)

• (2, 2), (3, 3), (4, 4)

• (2, -9), (4, 9), (-1, 9)

• (3, 8), (-3, 9), (3, 15)

Kyle modeled a problem. His illustration is pictured below. Kyle translated the problem into an algebraic expression: 3m + 7 + (-m) + 3.

Which property allows Kyle to rewrite the expression as 3m – m + 7 + 3?

• distributive property

• commutative property of addition

• associative property of addition

• additive identity propery