Algebraic Expressions and One Step Equations

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that includes numbers, variables, and operations (like addition, subtraction, multiplication, and division). For example, 3x + 5 is an algebraic expression.

Front

What is a variable in algebra?

Back

A variable is a symbol (often a letter) that represents an unknown value in an expression or equation. For example, in the expression x + 2, x is the variable.

Front

What does it mean to combine like terms?

Back

Combining like terms means to simplify an expression by adding or subtracting terms that have the same variable raised to the same power. For example, in 2x + 3x, you combine to get 5x.

Front

What is the first step to solve the equation -16 + x = -15?

Back

Add 16 to both sides of the equation.

Front

What is the correct step to solve for m in the equation 15 = m - 5?

Back

Add 5 to both sides of the equation.

Front

What does the word 'subtract' mean in algebra?

Back

Subtract means to take one number away from another. It is represented by the minus sign (-).

Front

What is the solution to the equation x + 12 = 20?

Back

x = 8.

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value of the variable that makes the equation true.

Front

What is a one-step equation?

Back

A one-step equation is an equation that can be solved in a single step, usually by adding, subtracting, multiplying, or dividing.

Front

What is the result of combining like terms in the expression 11g - 9g + 8g?

Back

The result is 10g.