Unit 4 Grade 8 IM Review

Front

What is the solution type for the equation -2x + 4 = -3x + 4?

Back

One Solution

Tags

CCSS.8.EE.C.7A

Front

What is the solution type for the equation 4x - 6 = 4x + 3?

Back

No Solution

Tags

CCSS.8.EE.C.7A

Front

Solve the equation: 2k - 3(4 - k) = 3k + 4

Back

8

Front

Solve the equation: 5x + 12 = 4x + 6

Back

-6

Front

What does the graph of a system of equations look like when it has 1 solution?

Back

Two lines that intersect at one point.

Tags

CCSS.8.EE.C.8A

Front

What does it mean if two lines are parallel in a system of equations?

Back

They have no solutions.

Tags

CCSS.8.EE.C.8B

Front

What does it mean if two lines are on top of each other in a system of equations?

Back

They have infinite solutions.

Tags

CCSS.8.EE.C.8A

Front

What is the first step to solve the equation 3x + 5 = 20?

Back

Subtract 5 from both sides.

Tags

CCSS.7.EE.B.4A

Front

What is the definition of a variable in algebra?

Back

A symbol used to represent an unknown value.

Tags

CCSS.6.EE.A.2B

Front

What is the purpose of isolating the variable in an equation?

Back

To find the value of the variable.

Tags

CCSS.6.EE.B.7