Evaluating Expressions

Front

Evaluate 3x - 7 if x = 6

Back

11

Front

An expression does NOT have an

Back

equal sign

Front

Evaluate -1(5r + 4s) when r = 2 and s = -1

Back

-6

Front

Evaluate 6 + 7b - 3a if a = 2 and b = 8

Back

56

Front

Evaluate bc + 5a when a = 3, b = 4, and c = -6

Back

-9

Front

What is an expression in mathematics?

Back

A combination of numbers, variables, and operations without an equal sign.

Front

What is the value of x in the expression 2x + 3 = 11?

Back

4

Front

Evaluate 4(a + b) when a = 1 and b = 2

Back

12

Front

What does it mean to evaluate an expression?

Back

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

Front

What is the result of 5(2 + 3) - 4?

Back

21