Linear Expressions

Front

What is a linear expression?

Back

A linear expression is an algebraic expression in which each term is either a constant or the product of a constant and a single variable raised to the first power.

Front

What does it mean to combine like terms?

Back

Combining like terms involves adding or subtracting terms that have the same variable raised to the same power.

Front

What is the coefficient in the expression 5x + 3?

Back

The coefficient is 5, which is the number multiplying the variable x.

Front

What is the constant in the expression 5x + 3?

Back

The constant is 3, which is the term without a variable.

Front

How do you simplify the expression 2x + 3x?

Back

You combine like terms to get 5x.

Front

What is the result of the expression (2x + 6) - (7x + 3)?

Back

The result is -5x + 3.

Front

What is the result of the expression (4y - 8) - (3y - 9)?

Back

The result is y + 1.

Front

How do you add the expressions (2x + 3) + (x + 4)?

Back

You combine like terms to get 3x + 7.

Front

What is the difference between the expressions 2x + 6 and 7x + 3?

Back

The difference is -5x + 3.

Front

What is the simplified form of -11a + 7 - (11a - 7)?

Back

The simplified form is -22a + 14.