Combining Like Terms

Front

What does it mean to combine like terms in an expression?

Back

Combining like terms means to simplify an expression by adding or subtracting terms that have the same variable raised to the same power.

Front

What is a term in an algebraic expression?

Back

A term is a single mathematical expression that can be a number, a variable, or a combination of both, separated by addition or subtraction.

Front

What is a coefficient?

Back

A coefficient is a numerical factor in a term of an algebraic expression, representing how many times the variable is multiplied.

Front

Evaluate the expression: 8 · j - 10, where j = 7.

Back

46

Front

How many terms are in the expression: q + 4r - 18 + 2^3 - 1?

Back

5

Front

Simplify: 10w + 3d + 3w + d.

Back

13w + 4d

Front

What is the coefficient of r in the expression: q + 4r - 18 + 2^3 - 1?

Back

4

Front

Evaluate: 2 + (4 x 5).

Back

22

Front

What is a variable in an algebraic expression?

Back

A variable is a symbol, often a letter, that represents an unknown value in an expression or equation.

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to reduce it to its simplest form by combining like terms and performing any operations.