Midterm Review

Front

What is the result of: 6 * (2 - 3)?

Back

-6

Front

What is the result of: -9 - 4?

Back

-13

Front

What is the result of: -12 + (-13)?

Back

-25

Front

Simplify the expression: 5 + 3 * 2.

Back

11

Front

Translate the following word problem into an algebraic expression: 'Three times a number increased by 7.'

Back

3x + 7

Front

What is the order of operations in mathematics?

Back

Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Front

What does it mean to simplify an expression?

Back

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

Front

What is a variable in algebra?

Back

A symbol, often a letter, that represents a number in mathematical expressions or equations.

Front

What is the difference between an expression and an equation?

Back

An expression is a combination of numbers and variables without an equality sign, while an equation states that two expressions are equal.

Front

What is the value of x in the equation: 2x + 3 = 7?

Back

x = 2