CCSS.Math.Content.8.F.B.4

Which equation matches the graph?

• y= 2x + 5
• y= 2x
• y= -2x + 5
• y= -2x

Tags

CCSS.Math.Content.8.F.B.4

Is the given table a direct variation? If so, what is the constant?

• Yes; 1/3
• Yes; 3
• Yes; 5
• No

Tags

CCSS.Math.Content.8.F.B.4

Which formula is used to find the explicit equation for arithmetic sequences?

• a_n = a_(n-1) + d
• a_n = a_(n-1) * r
• a_n = a₁ + d(n-1)
• a_n = a₁ * r^n-1

Tags

CCSS.Math.Content.8.F.B.4

In the function
y=4x-7, the slope is____.

• 4
• -7
• 7
• 4x

Tags

CCSS.Math.Content.8.F.B.4

Easy Car Rental charges $8.50 an hour plus a rental fee of $25.50.

• y = 8.5 + 25.5
• y = 8.5x + 25.5
• y = 25.5x + 8

Tags

CCSS.Math.Content.8.F.B.4

What is the y-intercept?

• -4
• 3
• 4
• 4/3

Tags

CCSS.Math.Content.8.F.B.4

Write an equation for the line

• y = 50x
• y = 20x
• y = 0.02x
• y = 0.2x

Tags

CCSS.Math.Content.8.F.B.4

Which of the following inequalities matches the given graph?

• y ≥ 2/5x + 1
• y ≥ -2/5x + 1
• y≤  2/5x + 1
• y ≥ -2/5x - 1

Tags

CCSS.Math.Content.8.F.B.4

Find the intial value

• 0

• 3

• 4

• 5

Tags

CCSS.Math.Content.8.F.B.4

Stephanie owes her mom $80 for a recent trip to the mall. She plans to payback $15 a month until it is paid back. Write an equation in slope-intercept form that relates the amount she owes, y, to the amount of months, x.

• y = 15x - 80

• y = 15x + 80

• y = -15x + 80

• y = -15x - 80

Tags

CCSS.Math.Content.8.F.B.4