Solving Equations

Solving Equations

Basic

​Vocabulary

Vocabulary

a single mathematical expression. It may be a single number (+/-), a single variable (a letter)

Term

a numerical or constant quantity placed before and multiplying the variable in an algebraic expression

Coefficient

​Vocabulary

Vocabulary

a fixed and well-defined number

Constant

variable is a symbol and placeholder for any mathematical object

Variable

Fill in the Blanks

What is a variable?

Fill in the Blanks

Is there a variable in the equation below?

$2x+4=20$  

Multiple Choice

How many variables are in the following equation? $$2x+4=-5x$$  

• 2

• 3

• 0

• 1

Fill in the Blanks

What is a coefficient?

Multiple Choice

What is the coefficient in this equation? $$5y+4$$  

• 5

• y

• 4

Multiple Choice

What is the constant in this equation? $$5y+4$$  

• 5

• y

• 4

Draw

Circle all the variables in the equation below.

Draw

Circle all the cons in the equation below.

Draw

Circle all the coefficients in the equation below.

Multiple Choice

x - 62 = 123
How should you show your work to isolate the variable and solve the equation?

• Add 62 to each side. 
• Subtract 62 from each side.
• Multiply each side by 62.
• Add 123 to each side.

Multiple Choice

What is the inverse operation of multiplication?

• Addition

• Subtraction

• Division

• Multipication

Multiple Choice

Solve 4x = 16

• 2

• 3

• 4

• 5

Multiple Choice

Solve $$\frac{x}{3\ }\ =\ 5$$  

• 10

• 15

• 20

• 25

Multiple Choice

What do you do to solve this problem?

-6x = 30

• Add 6 to both sides

• Subtract 6 from each side

• Multiply -6 by both sides

• Divide -6 by both sides

Multiple Choice

What is the inverse of division?

• Addition

• Division

• Multiplication

• Subtraction