# Lesson 7More or LessPractice Understanding

Substitute the given value of into the equation to find the value of .

### 6.

Use the given value to find the value of the variable that is not provided.

## Set

### 10.

#### a.

Graph and on the grid.

#### b.

Can you name points that satisfy both inequalities for this system?

#### c.

What is different about this system and most of the others you have seen so far in this unit?

#### d.

How could you change the inequalities so that there would be points that satisfy the system?

### 11.

Use the graph of the system of inequalities to determine which of the points listed would be solutions to the system. Select all that apply.

### 12.

When working with systems of inequalities are points that lie on dotted lines solutions?

## Go

Graph each inequality.