Adding 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

How do you combine like terms in an expression?

Back

To combine like terms, add or subtract the coefficients of terms that have the same variable raised to the same power.

Front

What is the sum of (5x - 2) and (2x - 1)?

Back

7x - 3

Front

What is the sum of (6x - 7) and (-7x + 3)?

Back

-x - 4

Front

What is the combined cost of (-2x + 3.5) and (x - 1.2)?

Back

-x + 2.3

Front

What is the sum of (n + 7) and (n - 14)?

Back

2n - 7

Front

What is the sum of (7k + 9) and (4k - 3)?

Back

11k + 6

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to combine like terms and reduce it to its simplest form.

Front

What is the coefficient in the expression 4x + 5?

Back

The coefficient is 4, which is the number multiplying the variable x.

Front

What is a constant in an algebraic expression?

Back

A constant is a fixed value that does not change, such as the number 5 in the expression 3x + 5.