1st Six Weeks Review #2-5B

Front

Evaluate: r^3 + 2s^2 if r = -3 and s = 4

Back

5

Front

What does 'quotient' mean?

Back

Divide

Front

If |2x + 1| = 5, what is the solution set?

Back

(2, -3)

Front

Simplify: 24 ÷ 4 ⋅ 2 + (3^2 - 1 + 6)

Back

26

Front

Simplify: 5a + 2b - 3a + 4

Back

2a + 2b + 4

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) - PEMDAS

Front

Define absolute value.

Back

The distance of a number from zero on the number line, always non-negative.

Front

What is a variable in algebra?

Back

A symbol used to represent an unknown value, often denoted by letters such as x, y, or z.

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 does it mean to simplify an expression?

Back

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