Two Step Equations

Two Step Equations

An Introduction to Two-Step Equations w/ Integers

Parts of a Two Step Equation

Coefficients are attached to a variable through multiplication or division.

A variable is an unknown value.

Constants are values, expressed as real or imaginary numbers.

Multiple Choice

What term refers to an unknown value used in an equation?

• Coefficient

• Variable

• Rational Number

• Constant

How to Solve Two Step Equations

Use inverse opperations.

Undo addition or subtraction.

Undo multiplication or division.

Multiple Choice

What is undone first in:

3x + 1 = 19

• Addition

• Subtraction

• Multiplication

• Division

Multiple Choice

What is the first step in:

3x + 1 = 19

• Subtract 1 from each side.

• Add 1 to each side.

• Multiply each side by 3.

• Divide each side by 3.

Multiple Choice

What is undone second in:

 $\frac{n}{4}-5\ =\ 2$  

• Addition.

• Subtraction.

• Multiplication.

• Division.

Multiple Choice

What is the second step in:

 $\frac{n}{4}-5\ =\ 2$  

• Add 5 to each side.

• Subtract 5 from each side.

• Multiply each side by 4.

• Divide each side by 4.