Writing Linear Equations

Write the equation that best matches the graph shown.

• y = 4x
• y = 4x - 3
• y = 4/3 x + 4
• y = 4/3 x - 3

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.A.2

CCSS.8.F.A.3

CCSS.8.F.B.4

CCSS.8.F.B.5

CCSS.8.SP.A.3

What is the equation of this line in slope-intercept form?

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

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

CCSS.8.F.B.4

CCSS.8.SP.A.3

What is the slope in the picture?

• Positive
• Negative
• Zero
• Undefined

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.B.4

CCSS.8.SP.A.3

What is the slope in the picture?

• Positive

• Negative

• Zero

• Undefined

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.B.4

CCSS.8.F.B.5

CCSS.8.SP.A.2

CCSS.8.SP.A.3

Write the equation of the line that passes through the point (4, -2) and has a slope of -1/2.

• y = -1/2x + 3
• y = -1/2x
• y = -1/2x + 4
• y = -1/2x - 4

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

CCSS.8.F.B.4

CCSS.8.SP.A.3

Write a linear function that has a slope of -2 and passes through the point (-3, 4).

• f(x) = -2x - 2

• f(x) = -2x + 4

• f(x) = =2x + 3

• f(x) = -2x + 2

Tags

CCSS.8.EE.B.6

CCSS.8.F.B.4

A holiday meal costs $12.50 a person plus a delivery fee of $30.

• y = 30 + 12.5x 
• y = 12.5 + 30
• y = 12.5 + 30x
• y = 30 - 12.5x

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.SSE.A.1

CCSS.HSF.BF.A.1

CCSS.HSF.LE.A.2

Sonia has $40 in her lunch account and pays $2 each day to eat lunch.

• y = 40 + 2x

• y = 40 - 2x

• y = 2 + 40x

• y = 2 - 40x

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.SSE.A.1

CCSS.HSF.BF.A.1

CCSS.HSF.LE.A.1

CCSS.HSF.LE.A.2

Which equation matches the table?

• y = 3x + 9

• y = x + 9

• y = x + 3

• y = 12x - 3

Tags

CCSS.8.EE.B.5

CCSS.8.F.A.2

CCSS.8.F.B.4

Given the following table, write the linear equation.

• y = 2x + 7
• y = 4x + 7
• y = 2x + 5
• y = -2x + 5

Tags

CCSS.8.EE.B.6

CCSS.8.F.B.4

CCSS.8.SP.A.3