Review: Solving Equations

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 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 variable in an equation?

Back

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

Front

What is the solution of the equation x + 4 = 10?

Back

x = 6

Front

What is the solution of the equation 2x - 3 = 5?

Back

x = 4

Front

What does it mean if an equation has no solution?

Back

An equation has no solution if there is no value for the variable that makes the equation true.

Front

What does it mean if an equation has infinite solutions?

Back

An equation has infinite solutions if any value for the variable makes the equation true.

Front

Solve for x: 3x + 2 = 11

Back

x = 3

Front

Solve for m: 2m - 4 = 10

Back

m = 7

Front

What is the definition of one solution?

Back

Only this ONE solution will make the equation true.