EXPRESSIONS Warmup Algebra 1

Front

What is an expression in algebra?

Back

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

Front

What does it mean to evaluate an expression?

Back

To evaluate an expression means to calculate its value by substituting variables with numbers.

Front

What is a coefficient in an algebraic expression?

Back

A coefficient is a numerical factor that multiplies a variable in an expression.

Front

If m = 9, what is 4m + 2m?

Back

54

Front

What is the value of the expression y + x - z when x = 3, y = -2, and z = -4?

Back

-3

Front

What is the coefficient in the expression 5c + 2?

Back

5

Front

If a = 4 and b = 6, what is the value of 3a + 5b?

Back

42

Front

If y = 4, what is the value of 3y + 5?

Back

17

Front

What is a variable in algebra?

Back

A variable is a symbol (often a letter) that represents an unknown value.

Front

What is the difference between an expression and an equation?

Back

An expression does not have an equality sign, while an equation does.