Solving Basic Algebraic Equations

Front

What is an algebraic equation?

Back

An algebraic equation is a mathematical statement that asserts the equality of two expressions, which can include numbers, variables, and operations.

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 the first step in solving the equation c / 4 = 4?

Back

Multiply both sides of the equation by 4 to isolate c.

Front

Solve the equation: c / 4 = 4

Back

c = 16.

Front

What is the solution to the equation 2y = 18?

Back

y = 9.

Front

How do you isolate a variable in an equation?

Back

You perform inverse operations to both sides of the equation to get the variable by itself.

Front

Back

x = -27.

Front

What is the order of operations in mathematics?

Back

The order of operations is Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right), often abbreviated as PEMDAS.

Front

Back

The answer is 64.

Front

What does the inequality 30 + n ≥ 50 mean?

Back

It means that n must be greater than or equal to 20.