Equations of Lines from Graphs

What does "m" represent in y=mx+b?

• y-intercept

• slope

• macaroni

• x-intercept

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Write an equation in slope-intercept form from the points (0, 2) and (1, -3)

• y = -2x + 5

• y = 5x - 2

• y = -5x + 2

• y = 2x - 5

Write an equation in slope-intercept form from the points (-4, 0) and (1, 5)

• y = x - 4

• y = x + 4

• x = y + 4

• y = 4x + 4

The graph of two linear equations is shown. What is the best estimate to the solution of the system of equations?

• (2, 1)

• (1, 2)

• (-4, 2)

• (2, 4)

• (4, 2)

Tags

CCSS.8.EE.C.8B

What is the solution of the system of equations shown in the graph?

• (0,0)

• (3, 1)

• (1, 3)

• (0, 4)

Tags

CCSS.8.EE.C.8B

The graphs of two linear equations are shown. What is the best estimate of the solution to the system of equations?

• (0, 2)

• (2, 0)

• (2, -2)

• (-2, -2)

• (-2, 2)

Tags

CCSS.8.EE.C.8B

The graphs of two linear equations are shown. What is the best estimate of the solution to the system of linear equations?

• (0, 3)

• (3, 0)

• (0, -3)

• (-3, 3)

• (-3, 0)

Tags

CCSS.8.EE.C.8B

The graphs of two linear equations are shown. What is the best estimate of the solution to the system of linear equations?

• (2, -5)

• (5, -2)

• (-5, -2)

• (-2, 5)

• (-2, -5)

Tags

CCSS.8.EE.C.8B

Each table represents (x,y) coordinates from two different equations of lines. The two lines are part of a system of equations. What is the solution of the system of equations?

• (5, 11)

• (2, 5)

• (-1, 1)

• (11, 5)

Tags

CCSS.8.EE.C.8B

Jan has $100 in her bank account. She adds $15 to her account each month. Maura had $130 in her bank account . She adds $10 to her account each month. A system of equations is used to find how many monthly deposits will be needed for the accounts to have equal balances. Which graph correctly depicts this system of equations and its solution?

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Tags

CCSS.8.EE.C.8B