CCSS.Math.Content.8.F.A.3

Identify the initial value:

y = 6.87 (4)^x

• a = 4

• a = 6.87

• a = 3

• a = 1

Tags

CCSS.Math.Content.8.F.A.3

Jackson started with $800 in his savings account, but has to pay $30 a month for his electricity bill. Write an equation that relates his savings, y, to the amount of months, x.

• y = -30x + 800

• y = 30x - 800

• y = -30x

• y = 12x - 30

Tags

CCSS.Math.Content.8.F.A.3

What does 'b" represent in y=mx+b

• y-intercept
• macaroni
• nothing
• slope

Tags

CCSS.Math.Content.8.F.A.3

Which line has the equation

y = x + 2

• 
• 
• 
• 

Tags

CCSS.Math.Content.8.F.A.3

What is the y-intercept of the line graphed?

• 3

• 4

• -3

• 4/3

Tags

CCSS.Math.Content.8.F.A.3

Which linear equation has a slope of -3 and a y-intercept of (0,4)?

• y = 3x - 4

• y = -3x + 4

• y = 4x - 3

• y = -4x + 3

Tags

CCSS.Math.Content.8.F.A.3

What is point-slope form?

• y = mx + b

• Ax + By = C

• A² + B² = C²

• y = m(x - x₁) + y₁

Tags

CCSS.Math.Content.8.F.A.3

Write the equation of the line.

• y= -1x-3

• y= -3x-1

• y=-1/3x-1

• y= -3x-3

Tags

CCSS.Math.Content.8.F.A.3

• A

• B

• C

• D

Tags

CCSS.Math.Content.8.F.A.3

Write the equation in point-slope form

of the line that passes through the point

(4, -7) and has a slope of -1/4.

• y + 7 = -1/4(x - 4)

• y - 4 = -1/4(x + 7)

• y + 7 = 4(x - 4)

• y - 7 = -1/4(x - 4)

Tags

CCSS.Math.Content.8.F.A.3