SF7 Unit 4 Flashcard Review

Front

What is the distributive property in algebra?

Back

The distributive property states that a(b + c) = ab + ac. It allows you to multiply a single term by two or more terms inside a set of parentheses.

Front

Back

Front

What is the solution to the equation: 4x = -20?

Back

x = -5

Front

What is the formula for the perimeter of a rectangle?

Back

The perimeter P of a rectangle is given by P = 2(length + width).

Front

If x - 7 = -3, what is the value of x?

Back

x = 4

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to reduce it to its simplest form, combining like terms and performing operations.

Front

Back

x = 4

Front

What is the perimeter of a rectangle with length 5y and width 4y + 3?

Back

P = 2(5y + (4y + 3)) = 18y + 6.

Front

Back

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.