Solving Algebraic Expressions

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that includes numbers, variables (like x or y), and operations (like addition, subtraction, multiplication, and division).

Front

What is a variable in an algebraic expression?

Back

A variable is a symbol (usually a letter) that represents an unknown number in an algebraic expression.

Front

What does it mean to evaluate an algebraic expression?

Back

To evaluate an algebraic expression means to substitute the values of the variables and perform the operations to find the result.

Front

Evaluate the expression: 10/h + 8c when h = 5 and c = 4.

Back

34

Front

Evaluate the expression: 3f + 5 when f = 8.

Back

29

Front

Evaluate the expression: z + 6z when z = 4.

Back

28

Front

Evaluate the expression: 3k + 8 + 5 - 5k when k = 6.

Back

1

Front

What is the coefficient in the expression 3x + 4?

Back

The coefficient is 3, which is the number multiplied by the variable x.

Front

What is a constant in an algebraic expression?

Back

A constant is a fixed value that does not change, like the number 4 in the expression 3x + 4.

Front

What is the difference between an expression and an equation?

Back

An expression is a combination of numbers and variables without an equality sign, while an equation states that two expressions are equal.