Equations, Inequalities, and Systems Review

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions, typically containing variables and constants.

Front

What is an inequality?

Back

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

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value(s) of the variable(s) that make the equation true.

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 are solved together.

Front

How do you represent a situation with an equation?

Back

You identify the quantities involved, assign variables, and create an equation that reflects the relationships between those quantities.

Front

What is the solution to an inequality?

Back

The solution to an inequality is the set of values that make the inequality true.

Front

What is the perimeter of a rectangle?

Back

The perimeter of a rectangle is calculated by the formula P = 2(length + width).

Front

How do you find the perimeter of an equilateral triangle?

Back

The perimeter of an equilateral triangle is found by multiplying the length of one side by 3, P = 3s.

Front

What does it mean for two shapes to have equal perimeters?

Back

Two shapes have equal perimeters if the total distance around each shape is the same.

Front

What is a variable in mathematics?

Back

A variable is a symbol, often represented by letters, that stands for an unknown value in an equation or expression.