Add and Subtract Algebraic Expressions

Adding and Subtracting Expressions

Lesson 6.1

Multiple Choice

Simplify the following expression:  $$\left(x\ +\ 3\right)\ +\ \left(2x\ -1\right)$$ $$\left(x\ +\ 3\right)\ +\ \left(2x\ -1\right)$$   

• $$3x\ +\ 4$$  

• $$3x\ +\ 2$$  

• $$3x\ -\ 4$$  

• $$4x$$  

Multiple Choice

Simplify the following expression:  $$\left(3x\ +\ \frac{1}{2\ }\right)\ +\ \left(7x\ -\ 4\ \frac{1}{2}\right)$$  

• $$10x\ +\ 5$$  

• $$4x\ -4$$  

• $$3\ \frac{1}{2}x\ +\ 3\ \frac{1}{2}x$$  

• $$10x\ -\ 4$$  

Multiple Choice

Simplify the following expression: (-0.25x - 3) - (1.5x + 1.4)

• -1.75 x+ 1.7

• 1.75x - 4.4

• -1.75x - 4.4

• 1.75x + 4.4

Fill in the Blank

A company sets up a food booth and a game booth at the county fair. The fee for the food booth is $100 plus $5 per day. The fee for the game booth is $50 plus $7 per day.

1. Write an expression for how much both booths will cost for the same number of days.

Fill in the Blank

Find an expression for the total number of balls.

The manager of a summer camp has 14 baseballs and 23 tennis balls. The manager buys some boxes of baseballs with 12 baseballs to a box and an equal number of boxes of tennis balls with 16 tennis balls to a box.

HOMEWORK

DEADLINE: Jan 5th @11:59 PM