Introduction to Systems of Equations

What is a system of linear equations?

• A set of equations with quadratic terms.

• A set of equations with the same variables.

• A single equation with multiple variables.

• A set of equations with exponential terms.

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CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What can we say about a system of equations where the lines intersect once?

• It has no solutions.

• It has at least one solution.

• It has exactly two solutions.

• It has infinitely many solutions.

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CCSS.8.EE.C.8A

Before you graph the system of equations, what format should the equations be in?

• It does not matter what format they're in.

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CCSS.8.EE.C.8B

If the system of equations has intersecting lines, how should your answer look like?

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CCSS.8.EE.C.8B

What can we say for a system of equations that has no solution?

• They are Intersecting Lines.

• They are Parallel Lines.

• Nothing can be said.

• They are Perpendicular Lines.

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CCSS.8.EE.C.8A

What is the solution to the system of equations?

• 2x + 3y = -16

• (0 , 0)

• (-4 , -2)

• (-2 , -4)

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CCSS.8.EE.C.8B

What is the solution to the system of equations?

• (1 , 5)

• 2x - 9 = y

• (5 , 1)

• x + 3y = 8

Tags

CCSS.8.EE.C.8B

If two lines in a system of equations are parallel, what can be said about the system?

• It has NO solution.

• It has exactly one solution.

• Not enough information.

Tags

CCSS.8.EE.C.8B