7th Grade Math Mid-Year Review

Front

What is the sum of x and 2?

Back

x + 2

Front

What is the expression for 2 more than x?

Back

x + 2

Front

Which expression represents the product of x and 2?

Back

2x

Front

What is -3 + 8?

Back

5

Front

Simplify: 3a + 2b + 5a

Back

8a + 2b

Front

What is the equivalent expression for 3(–2x – 1)?

Back

-6x - 3

Front

Write an expression for Jerry who has $20 and makes $7 per hour.

Back

7x + 20

Front

What is the definition of a variable in algebra?

Back

A symbol used to represent an unknown value.

Front

What does it mean to simplify an expression?

Back

To combine like terms and reduce the expression to its simplest form.

Front

What is the distributive property?

Back

a(b + c) = ab + ac