Algebraic Relationships Equations Tables and Graphs

Write an equation for this relationship.

• y = 18x

• y = 18.50x

• y = 22.50x

• y = 22x

Tags

CCSS.6.EE.C.9

What is the formula for a proportional relationship?

• y=kx

• y=k/x

• z=ykx

• y=ky

Tags

CCSS.7.RP.A.2C

The constant of proportionality can be found by finding the __________  _____________.

• unit rate

• ratio rate

• proportion answer

• rational number

Tags

CCSS.7.RP.A.2B

Rolando’s backpack weighs 2.5 pounds when it is empty. The total weight in pounds, y, of Rolando’s backpack when it contains x pounds of books is represented by the equation

y = x + 2.5. Which table best represents this situation?

• A

• B

• C

• D

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

The table shows the relationship between d, the amount of money Elena has at the beginning of the day, and b, the amount of money she has after buying lunch. Which equation represents the relationship in the table?

• b = d - 3.75

• d = 2b

• d = b +1.25

• b = d + 3.75

Tags

CCSS.6.EE.C.9

A farmer has b bags of potatoes. Each bag of potatoes weighs 50 pounds. Which equation can be used to find t, the total weight of the potatoes in pounds?

• t = 50b

• t = b + 50

• t = b - 50

• t = 50 - b

Tags

CCSS.6.EE.C.9

Which statement describes the relationship between x and y in these two equations?

• In y = 5x and y = x + 5, the value of y is 5 times the value of x.

• In y = 5x and y = x + 5, the value of y is 5

  more than the value of x.

• In y = 5x the value of y is 5 more than the

  value of x, and in y = x + 5 the value of y is

  5 times the value of x.

• In y = 5x the value of y is 5 times the value

  of x, and in y = x + 5 the value of y is 5 more than the value of x.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

• the independent variable is distance
• the independent variable is d=25 t
• the dependent variable is time
• the dependent variable is distance

Tags

CCSS.8.EE.B.5

The graph shows the number of points y, a player earns in a video game based on the number of diamonds the player collects, x. Which equation best represents the relationship between x and y?

• x = y + 75

• y = x + 75

• y = 75x

• x = 75y

Tags

CCSS.8.EE.B.5

The table below shows the relationship between x and y. What equation represents the same relationship?

• y = 4x

• y = x - 9

• y = ¹/4 x

• y = x + 9

Tags

CCSS.6.EE.C.9