Math 1 EOC Review Unit 4: Equations and Inequalities

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions, typically containing one or more variables.

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions and shows that one is greater than, less than, or not equal to the other.

Front

How do you solve for a variable in an equation?

Back

To solve for a variable, isolate the variable on one side of the equation using inverse operations such as addition, subtraction, multiplication, or division.

Front

What does it mean for two expressions to be equivalent?

Back

Two expressions are equivalent if they have the same value for all values of the variables involved.

Front

What is the perimeter of a rectangle?

Back

The perimeter of a rectangle is the total distance around the rectangle, calculated as P = 2(length + width).

Front

How do you represent consecutive even integers algebraically?

Back

If x is the smallest even integer, the next three consecutive even integers can be represented as x + 2, x + 4, and x + 6.

Front

What is the relationship between the length and width of a rectangle if the length is 3/4 of the width?

Back

If w is the width, then the length l can be expressed as l = (3/4)w.

Front

How do you set up an inequality to compare two cell phone plans?

Back

To compare two plans, write an inequality that represents the total cost of each plan based on the number of texts sent.

Front

What is the first step in solving a word problem involving equations?

Back

Identify the variables and write an equation that represents the relationship described in the problem.

Front

What is a system of equations?

Back

A system of equations is a set of two or more equations with the same variables that can be solved together.