Module 4 Topic A Review

Writing Expressions

100

Translate: 

The square of a number increased by 2

x² + 2

200

Translate: 

12 less than a number

x - 12

300

Translate: 

the quotient of a number cubed and 4

x³ / 4

400

Translate: 

Three times the sum of x and y

3 ( x + y)

Linear or Nonlinear

100

Is the following equations linear or nonlinear?

3x + 5 = 12

Linear

200

Is the following expression linear or nonlinear?

5x⁴ 

Nonlinear

300

Is the following expression linear or nonlinear?

3/x

Nonlinear

400

Is the equation linear or nonlinear?

2x - 5²

Linear

Classifying Solutions

100

Classify as one solution, no solution, or infinitely many solutions: 

4x + 6 = 4x + 10

No solution

200

Classify as one solution, no solution, or infinitely many solutions: 

3x - 6 = 2x + 8

One unique solution

300

Classify as one solution, no solution, or infinitely many solutions: 

2x + 4 = 4 + 2x

Infinitely many solutions

400

Classify as one solution, no solution, or infinitely many solutions: 

5x = 5x + 9

No solution

Equivalent Expressions

100

Simplify: 

2x + 5x

What is 7x

200

Simplify: 

12x + 12x -3

What is 24x -3

300

Simplify: 

5 (x - 2) + 4

5x - 6

400

Simplify: 

4 (11x + 20y)

44x + 80y