Solve Two Step Equations and Inequalities

Front

What is a two-step equation?

Back

A two-step equation is an algebraic equation that requires two operations to solve for the variable. For example, in the equation 2x - 3 = 1, you would first add 3 to both sides and then divide by 2.

Tags

CCSS.7.EE.B.4A

Front

How do you isolate a variable in a two-step equation?

Back

To isolate a variable in a two-step equation, perform the inverse operations in reverse order. First, eliminate the constant term by adding or subtracting, then eliminate the coefficient by multiplying or dividing.

Tags

CCSS.7.EE.B.4A

Front

Solve the equation: 2x - 3 = 1

Back

x = 2

Tags

CCSS.7.EE.B.4A

Front

What does an open dot represent when graphing inequalities?

Back

An open dot indicates that the value at that point is not included in the solution set. This is used for inequalities with < or >.

Tags

CCSS.6.EE.B.8

Front

When graphing the inequality x < 3, what type of dot is used?

Back

An open dot is used.

Tags

CCSS.6.EE.B.8

Front

Solve for n in the equation: 6n + 4 = -26

Back

n = -5

Tags

CCSS.7.EE.B.4A

Front

Back

Add 5 to both sides.

Tags

CCSS.7.EE.B.4A

Front

What is the difference between an open dot and a closed dot in graphing inequalities?

Back

An open dot indicates that the endpoint is not included (used for < or >), while a closed dot indicates that the endpoint is included (used for ≤ or ≥).

Tags

CCSS.6.EE.B.8

Front

Solve the inequality: 3x + 2 > 5

Back

x > 1.

Tags

CCSS.7.EE.B.4B

Front

What is the solution to the equation 4x + 8 = 24?

Back

x = 4.

Tags

CCSS.7.EE.B.4A