7th Grade Math (CSA 2 Expressions)

Front

Simplify the expression: 7x + 10 + (-9x) - 5x

Back

-7x + 10

Front

Find the area of a rectangle with a length of 5a + 23 and a height of 11.

Back

55a + 253

Front

Simplify the expression: 5x - 3(x - 1)

Back

2x + 3

Front

Expand using distributive property: 4(-6w + \frac{1}{2})

Back

-24w + 2

Front

Simplify the expression: 2(x - 3) + 5

Back

2x - 1

Front

What is the distributive property?

Back

The distributive property states that a(b + c) = ab + ac.

Front

What is an expression in mathematics?

Back

An expression is a combination of numbers, variables, and operators without an equality sign.

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to combine like terms and reduce it to its simplest form.

Front

What are like terms?

Back

Like terms are terms that have the same variable raised to the same power.

Front

What is the area of a rectangle formula?

Back

Area = length × height.