Constant,Coefficient,Variables

Front

What is a constant in an algebraic expression?

Back

A constant is a fixed value that does not change. For example, in the expression 4 + 12a, the constant is 4.

Front

What is a coefficient in an algebraic expression?

Back

A coefficient is a numerical factor that multiplies a variable. For example, in the expression 5x, the coefficient is 5.

Front

What is a variable in an algebraic expression?

Back

A variable is a symbol that represents an unknown value. For example, in the expression 3n, 'n' is the variable.

Front

How many terms are in the expression 3a + 2b + c + 100?

Back

There are 4 terms in the expression.

Front

Identify the constant in the expression 4y + 2 + x.

Back

The constant is 2.

Front

Write an algebraic expression for: three times a number.

Back

The expression is 3n.

Front

What is the constant in the expression 4 + 12a?

Back

The constant is 4.

Front

What is the constant in the expression 5x - 8?

Back

The constant is -8.

Front

What does it mean for a variable to be 'unknown'?

Back

An unknown variable is a symbol that represents a value we do not know yet, such as 'x' in an equation.

Front

How do you identify the coefficient in an expression?

Back

The coefficient is the number that is multiplied by the variable. For example, in 7y, the coefficient is 7.