Equations: Proportional Relationships

Name the constant of variation. Determine slope of the line that passes through the points.

• k = 2; m = 1/2

• k = 1/2; m = 2

• k = 2; m = 2

• k = 2; m = -2

Tags

CCSS.8.EE.B.5

Name the constant of variation. Determine slope of the line that passes through the points.

• k = 3; m = -3

• k = -3; m = 3

• k = 1/3; m = 1/3

• k = -3; m = -3

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Choose the equation of the direct variation graph.

y = kx or f(x) = kx

• f(x) = x

• f(x) = 2x

• f(x) = -x

• f(x) = -2x

Choose the equation of the direct variation graph.

y = kx or f(x) = kx

• y = ¾ x

• y = -¾ x

• y = 3x

• y = 4x

Given x= -3 and y= 5; write a direct variation equation.

y = kx or f(x) = kx

• y= -(5/3) x

• y= (5/3)x

• y= (3/5)x

• y= -(3/5)x

Tags

CCSS.6.EE.B.6

CCSS.6.EE.C.9

Given x= -10 and y= -8; write a direct variation equation.

y = kx or f(x) = kx

• f(x) = (5/4)x

• f(x) = - (4/5)x

• f(x) = (4/5)x

• f(x) =-(5/4)x

Write an equation for this relationship.

y = kx or f(x) = kx

• y = 4x

• y = (1/8)x

• y = (1/4)x

• y = 8x

Tags

CCSS.7.RP.A.2B

Write the equation for the table given.

• f(x) = ⅓x

• f(x) = 3x

• f(x) = ½x

Tags

CCSS.5.OA.B.3

Use the formula to write an equation for the arithmetic sequence {3, 6, 9, 12...}.

• f(x) = -3x

• f(x) = 3x + 6

• f(x) = ⅓ x

• f(x) = 3x

Tags

CCSS.HSF.BF.A.2