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Algebra 1/2
Solving an equation
Inequalities
Data
Completing the square
100
A symbol, usually a letter, that represents one or more numbers.
What is a variable?
100
Operations that undo one another.
What is inverse operations?
100

Any number that makes the inequality true.

What is a solution of an inequality?

100
A comparision of two numbers by division.
What is a ratio?
100

What is the leading coefficient in this equation?

2x2  

What is 2?

200
A mathematical phrase that can include numbers, variables, and operation symbols.
What is an algebraic expression?
200
An equation that is true for every value.
What is an identity?
200
Inequalities with the same solutions.
What are equivalent inequalities?
200
A ratio of A to B where A and B represent quantities measured in different units.
What is a rate?
200

What is step 2 of solving this equation?

2x2 + 12x + 16 = 0

What is Divide entire equation by 2?

300
A number that shows repeated multiplication.
What is an exponent?
300
A data value that is much higher or lower than the other data values in the set.
What is an outlier?
300
Two inequalities that are joined by the wod AND or the word OR.
What is a compound inequality?
300
An equation that states that two ratios are equal.
What is a proportion?
300

What is the 3rd step of solving this equation?

2x2 + 12x + 16 = 0

Add (b/2)2 to both sides?

400
A real number that can be written as a ratio of two integers. In decimal form they are terminating or repeating.
What is a rational number?
400
The data item that occurs most in a set of data.
What is the mode?
400
True or false. 1 is a solution of 6x-3>10.
What is False?
400

The ratio of the amount of change to the original amount expressed as a percent.

What is the percent of change?

400

What is the 4th step of solving this equation?

2x2 + 12x + 16 = 0

What is (    )2?

500
The opposite of a number.
What is an additive inverse?
500
The difference between the greatest and least data values.
What is range?
500
True or false. 2 is a solution of 3x-7>-1.
What is false?
500
Tells you how likely it is that something will occur.
What is probability?
500

What is step 5 of solving this equation?


2x2 + 12x + 16 = 0

What is take the square root of both sides and solve?

What is -2? What is -4?