Algebra Review

Front

What is the algebraic expression for 'a number tripled is equal to 18'?

Back

3n = 18

Front

Evaluate the expression if x=2, and z=5: (10 + 5x) / z

Back

4

Front

Simplify this expression (combine like terms): x + x + x + x

Back

4x

Front

What is the algebraic expression for 'Twice x, decreased by 9'?

Back

2x - 9

Front

Solve for x: 6(x + 2) = 6 + 3x

Back

-2

Front

What is the definition of a variable in algebra?

Back

A symbol used to represent an unknown value.

Front

What does it mean to simplify an expression?

Back

To reduce it to its simplest form by combining like terms.

Front

What is the distributive property in algebra?

Back

a(b + c) = ab + ac

Front

What is the difference between an equation and an expression?

Back

An equation states that two expressions are equal, while an expression does not include an equality sign.

Front

What is the solution to the equation 2x + 3 = 11?

Back

x = 4