Add Equations
Subtract Equations
Multiply and Divide Equations
Two step Equations
Vocabulary
100
You do this operation to solve an addition equation.
What is subtract?
100
Name the operation used to solve subtraction equations.
What is addition?
100
Name the operation to solve this equation: 6x = 192.
What is division?
100
Name the two operations that are used first to solve two step equations.
What is addition and subtraction?
100
Define a Variable.
What is a letter that represents a number.
200
Solve x + 15.8 = 103.2
What is x = 87.4?
200
Solve x - 12.9 = 39.7
What is x = 52.6?
200
Solve x/4 = 11
What is x = 44?
200
Solve for x: 9x - 24 = 48
What is x = 8?
200
Explain the difference between equation and expression.
What is expression doesn't have an = and an equation does?
300
Solve x + 37 = 91
What is x = 54?
300
Solve x - 23 = 88
What is x = 111?
300
Solve x/9 = 72.
What is x = 648?
300
Solve for x: x/5 - 6 = 5
What is x = 55?
300

an algebraic equation has what parts?

number(s), variable(s), equals sign

400
Solve x + 92.3 = 121
What is x = 28.7?
400
Solve x - 23.9 = 4.2
What is x = 28.1?
400
Solve 12x = 2.88
What is x = 0.24?
400
Solve for x 12x - 6 = 66
What is x = 6?
400

The value of a variable that makes an equation true is the...

solution

500
Solve x+ 64.9 = 100.1
What is x = 35.2?
500
Solve x - 27.32 = 105.9
What is x = 133.22?
500
Solve 13x = 9.126
What is x = 0.702?
500
Solve for x: 7x + 12 = 103
What is x = 13?
500

These properties state that performing the same operation with the same number to both sides keep an equation equal.

The Properties of Equality

M
e
n
u