Writing Equations for Proportional Relationships

Write the equation that shows the relationship between ,h, the number of hours and t, the total dollar amount.

• t = 9h

• $t\ =\ \frac{1}{9}x$

• h = 9t

• $h\ =\ \frac{1}{9}t$

Tags

CCSS.5.OA.B.3

Write the equation that shows the relationship between the gallons, g, and t the time.

• g = 1t

• t = 1g

• t = 5g

• g = 5t

Tags

CCSS.5.OA.B.3

To find a unit rate on a proportional graph you should use which of the following?

•  $\frac{x}{y}$  
  

•  $\frac{y}{x}$  

• y = mx + b

Tags

CCSS.7.RP.A.2D

Based on the graph what is the unit rate?

• 1 foot per minute

• 6 feet per minute

• 1 foot per 6 minutes

Tags

CCSS.7.RP.A.2D

What equation should you use when writing an equation for a proportional relationship?

• y = x + k

• y = kx

• x = yk

• x = ky

Tags

CCSS.7.RP.A.2C

Brooke earned $34 for 4 hours of work, h. Write an equation showing the relationship between hours, h, and t, the total amount earned.

• h = 34t

• t= 8.5h

• h= 4t

• t= 4h

Tags

CCSS.5.OA.B.3

Besian bought 6 ice cream cakes for $48 dollars. Write an equation that represents the total cost, y, of, x ,ice cream cakes.

• 6x= 48y

• y= 8x

• x= 6y

Tags

CCSS.7.RP.A.2C

Ammonie used a table to record how far and how much time she rode her bicycle. What equation could she use to determine how many miles she would ride, m , if she traveled any number of hours, h?

• m = 15.5h

• h = 42m

• m = 14h

• h = 3.5m

Tags

CCSS.5.OA.B.3

Michelle bought the same fabric on 3 different occasions and recorded the data in the table below. What equation could be used to determine the total cost,C, of any amount of fabric, f?

• C = 1.05f

• C = 1.15f

• F = 1.05c

• F = 1.15c

Tags

CCSS.7.RP.A.2C