Algebraic Expressions

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that can include numbers, variables, and operation symbols. It does not have an equality sign.

Front

What does the variable 't' represent in an expression?

Back

The variable 't' represents an unknown quantity that can change or vary.

Front

How do you write an expression for '12 more than t'?

Back

t + 12

Front

If a pizza costs $18 and each topping costs $1.50, how do you express the total cost with 'c' toppings?

Back

18 + 1.50c

Front

What is the expression for earning $35 a day for 'd' days?

Back

35d

Front

How do you express the total allowance if Marco's mom gave him 'd' dollars and he earned $14.55?

Back

14.55 + d

Front

What is the expression for how many slices Harris ate if he was given 12/k slices?

Back

12/k - 1

Front

What is the difference between a constant and a variable in algebra?

Back

A constant is a fixed value, while a variable is a symbol that represents an unknown value.

Front

What does it mean to evaluate an expression?

Back

To evaluate an expression means to calculate its value by substituting the variables with specific numbers.

Front

How do you combine like terms in an expression?

Back

You combine like terms by adding or subtracting the coefficients of terms that have the same variable.