Algebraic expressions

Front

What is the algebraic expression for '4 less than x'?

Back

x - 4

Front

How do you express 'half of a' in algebraic terms?

Back

a / 2

Front

What operation is represented by the expression '6h'?

Back

Multiplication

Front

How do you evaluate the expression 5y + 2 when y = 3?

Back

17

Front

In the expression 5p + 4h - 2, which are the variables?

Back

p, h

Front

What is an algebraic expression?

Back

An expression that contains numbers, variables, and operations.

Front

What is a variable in algebra?

Back

A symbol that represents an unknown value.

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 difference between a constant and a variable?

Back

A constant is a fixed value, while a variable can change.

Front

How do you combine like terms in an expression?

Back

By adding or subtracting the coefficients of the same variable.