Interpreting Rate of Change and Initial Value 8.6.2

What is the rate of change in the equation?
y=8x+6

• 8
• 6

Tags

CCSS.HSF-LE.A.1B

What is the initial value in this equation?
y=8x+6

• 8
• 6

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Tim bought a new phone.  He paid $125 on the day of purchase, then $50 per month until it was paid off. What is the initial value in this situation?

• 50
• 125

Tags

CCSS.HSF.LE.B.5

What is the initial value in this equation?

y=8x+6

• 8

• 6

• $\frac{6}{8\ }or\ \frac{3}{4}$

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

In the equation  $y=-2x+20$  what does the 20 represent?

• The slope of the line.

• The y-intercept.
  

• A variable.
  

•  $x=10$  

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

The y-intercept represents the initial value, true or false.

• True

• False

Tags

CCSS.HSF.LE.B.5

What is the initial value of this graph?

• 20000 kg

• 1 h

• 0 kg

• 0 h

Tags

CCSS.HSF.LE.B.5

Analyze the point (3, 27). What does the point represent? 

• The point (3,27) represents 27 shirts for $3. 
• The point (3,27) represents $27 for 3 shirts. 

Tags

CCSS.8.EE.B.5

Which of the following are ways to find the rate of change?

• change in y over change in x
• rise over run
• subtract y coordinates over subtract x coordinates
• all of the above

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Which statement describes the rate of change of the line?

• $20 each week

• $30 each week

• $25 each week

• $70 each week

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6