Adding and subtracting expressions

Front

What is the result of adding the expressions 5x + 2y and 9x + y?

Back

14x + 3y

Front

If Jack has e erasers, Mari has three times as many plus one, and Charlie has twice as many as Jack minus five, what is the total number of erasers?

Back

6e - 4 erasers

Front

What is the sum of -4p - 3v and 3p - v?

Back

-p - 4v

Front

What is 2a + 3b + 5c increased by a + b - c?

Back

3a + 4b + 4c

Front

What is the result of subtracting 10h + 7 from 3h - 2?

Back

-7h - 9

Front

Define a variable in algebra.

Back

A symbol used to represent an unknown value.

Front

What does it mean to combine like terms?

Back

To add or subtract terms that have the same variable raised to the same power.

Front

What is the distributive property?

Back

a(b + c) = ab + ac, meaning you multiply a term by each term inside the parentheses.

Front

What is a coefficient in an algebraic expression?

Back

A numerical factor in a term of an expression.

Front

What is the difference between an expression and an equation?

Back

An expression does not have an equality sign, while an equation does.