Linear Equations & Systems

What is the constant rate of change between x and y in the table?

•  $-\frac{4}{3}$  

•  $-\frac{3}{4}$  

•  $\frac{3}{4}$  

•  $\frac{4}{3}$  

Tags

CCSS.HSF-LE.A.1B

What is the slope of the line that passes through the points A(-2, -1) and D(3,5)?

• $\frac{6}{5}$

• $\frac{5}{6}$

• $-\frac{5}{6}$

• $-\frac{6}{5}$

Tags

CCSS.8.EE.B.5

What are three numbers that have a sum of 35 if the greatest number is 14 more than the least number?

• 6, 7, 21

• 5, 11, 19

• 10, 11, 24

• 1, 15, 15

The cost of cookies at Store A are shown in the graph. The cost y for x cookies at Store B is represented by the equation y = 0.30 x. Which of the following statements is true?

• The cookies at Store A cost more.

• The cookies at Store A cost $0.50 each.

• The cookies at Store B cost $0.15 each.

• The cookies at Store B cost more.

Tags

CCSS.8.EE.B.5

What are the slope and y-intercept for the graph of y - 7x = 10?

• slope: 7, y-intercept: 10

• slope: 7, y-intercept: -10

• slope: -7, y-intercept: 10

• slope: -7, y-intercept: -10

Tags

CCSS.8.EE.B.5

Which is the equation in slope-intercept form for the graph of the line shown?

• y = -3x - 2

• y = -3x + 2

• y = 3x - 2

• y = 3x + 2

David is having his birthday party at a water park. The park charges $150 plus $10 per guest. The total cost of the party y can be represented by the equation y = 10x + 150. What does the slope represent?

• the number of guests

• the cost to rent the water park

• the cost per guest

• David's age

Tags

CCSS.HSF.LE.B.5

Which equation, in point-slope form, passes through (3, -1) and has a slope of 2?

• y + 1 = 2(x - 3)

• y - 1 = 2(x + 3)

• y + 1 = 2(x + 3)

• y - 1 = 2(x - 3)

What are the x-and y-intercepts for the graph of 2x - 5y = 10?

• x-intercept: -5, y-intercept: 2

• x-intercept: -5, y-intercept: -2

• x-intercept: 5, y-intercept: -2

• x-intercept: 5, y-intercept: 2

Xavier has $20 more than Sara. Their combined money totals $90. Which system of equations represents this situation?

• x + s = 90
  s + x = 20

• x + s = 90
  x - s = 20

• x - s = 90
  s + s = 20

• s - x = 90
  x - s = 20

Tags

CCSS.HSA.CED.A.3