Evaluating Expressions

Front

Evaluate 2a + 4b if a = 10 and b = 6

Back

44

Front

Evaluate when a = 15: 2(a - 5) + 2

Back

22

Front

What is the value of x? 3x + 4 when x = -2

Back

-2

Front

If p = -6, what does p + 4 equal?

Back

-2

Front

SOLVE: 2^4 - 24 ÷ 3 + 1

Back

9

Front

What is an expression in mathematics?

Back

A combination of numbers, variables, and operators (like +, -, *, /) that represents a value.

Front

Define 'evaluate' in the context of expressions.

Back

To calculate the value of an expression by substituting variables with numbers.

Front

What is a variable?

Back

A symbol (like x or a) that represents an unknown value in an expression or equation.

Front

What does the order of operations refer to?

Back

The rules that dictate the sequence in which calculations are performed in an expression (PEMDAS/BODMAS).

Front

What is the value of 5x when x = 3?

Back

15